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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2004 Utility Patent Grants,
By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Having Primary Classification In

Class 378, X-Ray or Gamma Ray Systems or Devices

( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )
( patent ownership is determined by the first-named assignee listed on a patent )

The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant
First-Named Assignee 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Total
~Individually Owned Patent 12 23 29 16 23 33 19 31 29 28 17 19 16 17 11 15 18 31 20 26 27 31 41 35 30 28 24 33 22 36 18 32 28 26 26 17 887
SIEMENS AKTIENGESELLSCHAFT 2 1 3 2 7 19 18 28 23 31 20 31 28 36 21 35 20 13 22 21 31 26 18 22 7 19 23 27 25 33 31 31 38 45 27 30 814
GENERAL ELECTRIC COMPANY 7 2 5 1 5 3 6 3 9 19 11 12 13 12 10 11 13 16 10 6 12 18 21 18 25 25 41 29 28 26 23 37 85 45 22 18 647
U.S. PHILIPS CORPORATION 3 2 8 4 4 10 7 14 15 15 14 16 13 18 21 18 14 10 12 14 18 19 23 16 10 13 23 22 19 14 12 23 46 14 0 0 504
TOSHIBA CORPORATION 4 0 3 3 1 0 0 4 4 2 6 9 6 3 8 10 14 18 27 16 18 19 25 21 31 10 22 22 17 13 7 10 17 24 11 21 426
GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 86 60 69 225
CANON KABUSHIKI KAISHA 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 1 1 0 0 0 2 6 19 5 12 10 8 10 8 11 16 15 13 14 17 171
PICKER INTERNATIONAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 9 7 14 14 12 5 10 7 5 8 7 3 7 20 7 0 0 0 138
EMI LIMITED 0 0 0 0 1 0 5 13 21 38 13 11 5 4 3 0 2 1 1 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 121
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 43 44 25 112
ANALOGIC CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 1 0 0 1 0 1 0 0 4 4 6 13 16 12 14 7 2 10 94
PICKER CORPORATION 2 9 6 4 6 12 7 6 11 6 0 3 3 4 3 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 84
HITACHI MEDICAL CORPORATION 0 0 0 0 0 0 2 1 0 2 0 4 1 2 0 1 0 0 2 6 2 1 2 2 2 2 4 4 4 3 8 5 3 10 6 2 81
HITACHI, LTD 2 2 2 0 0 1 1 0 0 2 0 0 1 1 3 3 2 3 2 3 8 5 2 3 6 2 2 4 1 3 4 1 2 2 2 3 78
SHIMADZU CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 0 2 1 5 4 5 5 5 2 4 9 10 15 1 73
EASTMAN KODAK COMPANY 3 3 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 7 6 6 4 2 5 1 6 2 2 0 2 7 3 2 66
AMERICAN SCIENCE AND ENGINEERING, INC. 0 0 0 0 1 1 0 0 2 0 1 4 1 3 3 1 0 0 1 1 6 1 1 1 3 1 0 1 1 1 4 3 7 8 4 0 61
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 2 2 1 1 0 3 0 5 2 1 1 3 0 0 1 3 2 2 2 0 1 3 4 4 1 3 1 2 0 0 1 0 1 1 2 2 57
MACHLETT LABORATORIES, INC. 1 0 2 5 6 5 4 9 4 1 3 2 0 5 2 1 0 0 2 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 55
GENERAL ELECTRIC CGR SA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 6 16 11 11 5 0 1 0 0 0 0 0 0 0 0 51
FUJI PHOTO FILM CO., LTD 0 2 1 1 0 1 0 0 3 1 0 1 0 1 1 2 2 1 1 0 1 0 2 0 1 1 1 1 1 2 1 2 5 4 5 5 50
SIEMENS CORPORATE RESEARCH, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 1 4 13 9 8 5 3 2 48
VARIAN MEDICAL SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 8 4 13 7 10 45
AGFA-GEVAERT, AG 0 0 1 0 0 2 1 6 2 3 4 1 3 0 4 1 1 1 1 2 1 1 1 2 1 1 0 1 2 0 0 0 0 0 0 0 43
VARIAN ASSOCIATES, INC. 0 1 1 0 1 0 1 2 0 1 4 3 1 0 0 0 0 2 0 2 5 2 0 4 0 1 2 1 2 5 1 0 0 0 0 0 42
KABUSHIKI KAISHA MORITA SEISAKUSHO 0 0 0 0 0 3 2 0 2 0 1 2 4 5 1 2 2 2 2 0 1 2 1 1 1 1 0 1 0 0 0 0 3 0 0 0 39
SIEMENS MEDICAL SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 0 1 1 1 1 5 4 1 11 8 1 0 0 38
COMPAGNIE GENERALE DE RADIOLOGIE 0 3 1 2 4 2 1 5 0 2 0 8 3 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 34
COMMISSARIAT A L'ENERGIE ATOMIQUE 2 0 0 0 1 2 1 0 0 0 0 0 0 0 1 0 2 0 0 0 1 1 3 2 0 2 3 0 0 1 1 1 5 0 2 2 33
SIEMENS MEDICAL SOLUTIONS USA, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 11 8 11 32
WISCONSIN ALUMNI RESEARCH FOUNDATION 0 0 0 0 0 1 1 1 0 0 0 2 0 0 0 0 1 0 1 0 0 0 1 3 3 3 4 2 3 1 1 0 0 2 2 0 32
XONICS, INC. 0 0 0 0 2 10 7 4 2 4 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 31
INTERNATIONAL BUSINESS MACHINES CORPORATION 1 0 2 0 0 0 0 0 0 1 1 1 0 0 2 0 0 0 0 0 0 1 0 3 2 0 1 2 0 3 4 5 1 0 0 0 30
GE MEDICAL SYSTEMS S.A. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 4 0 0 0 2 9 5 4 1 29
HOLOGIC, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 5 2 0 0 1 0 2 7 2 2 3 2 0 0 29
LUNAR CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 0 7 1 4 1 4 4 2 1 0 29
NIKON CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 2 1 0 1 2 5 4 8 3 29
NORTH AMERICAN PHILIPS CORPORATION 4 0 0 0 0 1 0 1 1 2 1 1 0 2 3 0 2 0 1 3 3 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 28
SEIKO INSTRUMENTS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 3 2 1 0 1 3 3 5 6 1 28
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 0 0 1 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 2 0 0 2 4 3 0 1 2 4 2 2 2 0 28
MITSUBISHI DENKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 3 2 1 3 2 2 0 3 0 0 0 0 5 1 1 2 27
RIGAKU DENKI COMPANY LIMITED 0 1 2 4 0 0 1 0 0 0 0 0 2 0 0 0 0 0 0 1 0 0 0 1 0 0 1 0 0 1 0 1 2 4 3 3 27
UNITED STATES OF AMERICA, NAVY 0 1 0 1 1 2 1 1 0 0 0 2 2 0 0 0 0 2 0 0 1 1 1 0 0 4 0 0 0 0 1 2 4 0 0 0 27
HAMAMATSU PHOTONICS KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 3 1 0 0 0 0 5 0 1 1 2 0 4 4 2 26
THOMSON-CGR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 6 9 5 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 26
AT&T CORP. 0 0 0 0 4 0 1 0 2 0 1 3 2 2 0 2 0 2 1 0 0 1 1 0 1 2 0 0 0 0 0 0 0 0 0 0 25
AGFA-GEVAERT N.V. 0 0 0 0 0 0 0 0 2 1 1 1 1 2 0 0 0 0 0 0 0 0 0 0 0 1 2 2 3 1 0 1 1 2 1 2 24
THOMSON-CSF 0 0 0 0 0 0 1 1 2 2 0 0 0 1 2 5 2 3 3 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 0 1 0 1 1 1 2 0 2 0 0 1 0 0 1 0 2 0 0 0 0 2 2 3 1 0 0 2 0 0 0 0 0 1 0 1 24
ELSCINT LTD. 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 1 5 4 0 1 4 1 1 1 1 0 1 0 0 0 1 0 0 0 0 23
PHOTOELECTRON CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 3 3 1 0 0 1 7 5 1 0 23
CGR MEDICAL CORPORATION 0 0 0 6 1 2 3 2 1 2 3 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22
STANFORD UNIVERSITY, LELAND JUNIOR, THE BOARD OF TRUSTEES OF 0 0 0 0 0 0 0 1 1 3 1 0 0 0 0 3 3 1 1 0 0 0 0 0 0 0 0 0 0 1 1 2 1 0 1 2 22
B.V. OPTISCHE INDUSTRIE "DE OUDE DELFT" 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 4 1 6 2 1 1 0 0 2 0 0 0 0 0 0 0 21
IMATRON, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 1 1 0 1 2 1 2 1 2 1 0 1 0 2 1 0 0 0 20
J. MORITA MANUFACTURING CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 7 2 0 4 2 0 2 0 20
PENNWALT CORPORATION 0 0 0 1 0 0 1 0 1 2 2 5 4 3 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20
UNITED STATES OF AMERICA, ARMY 0 1 2 1 1 0 0 5 2 1 0 0 0 0 1 0 1 1 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 1 20
RIGAKU CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 6 4 3 4 19
CARDIAC MARINERS, INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 3 1 3 7 0 0 0 18
HORIBA LTD. 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 1 0 1 1 0 2 0 0 3 1 3 1 0 1 0 1 0 1 0 0 18
MINNESOTA MINING AND MANUFACTURING COMPANY 0 1 1 3 0 1 2 0 0 1 0 0 0 0 0 1 0 2 0 0 2 0 0 0 1 1 1 0 1 0 0 0 0 0 0 0 18
E. I. DU PONT DE NEMOURS AND COMPANY 0 1 1 1 1 0 0 0 0 1 1 0 1 0 1 0 1 1 2 1 0 0 0 4 0 0 0 0 0 0 0 0 0 0 0 0 17
HEIMANN GMBH 0 0 0 0 0 0 0 0 1 0 1 2 0 0 0 0 0 1 1 6 3 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 17
INSTRUMENTARIUM CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 2 0 0 0 2 2 0 1 0 0 0 0 3 4 17
WESTINGHOUSE ELECTRIC CORP. 2 2 7 0 0 4 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17
HEIMANN SYSTEMS GMBH & CO. KG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 3 3 6 0 16
INDUSTRIAL NUCLEONICS CORPORATION 2 1 5 2 2 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16
TECHNICARE CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 3 3 1 2 3 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16
KONICA CORPORATION 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 1 0 0 1 0 0 0 2 3 1 1 15
N.V. OPTISCHE INDUSTRIE DE OUDE DELFT VAN MIEREVELTTAAN 0 0 0 0 0 0 0 1 2 1 3 3 2 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
CARL ZEISS STIFTUNG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 0 1 1 0 1 0 0 0 0 1 3 1 2 14
GE YOKOGAWA MEDICAL SYSTEMS, LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2 1 2 2 5 0 0 14
NATIONAL RESEARCH DEVELOPMENT CORPORATION 1 0 1 2 1 0 2 4 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 14
UNIVERSITY OF ROCHESTER 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 1 1 1 2 0 0 0 0 0 0 0 0 1 1 1 2 2 0 14
ADVANCED MICRO DEVICES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 2 0 2 3 1 1 13
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 0 1 0 3 0 0 2 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 1 0 0 2 0 0 0 0 0 0 13
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 2 2 1 0 0 2 0 0 0 0 0 2 13
UNIVERSITY OF TEXAS 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 2 1 2 1 1 0 0 2 0 0 0 1 0 0 1 0 13
AGILENT TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 2 5 12
OLYMPUS OPTICAL CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 1 1 3 3 0 0 0 0 0 0 0 0 12
OSMIC, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 3 1 2 2 2 12
PLANMECA OY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 0 2 1 1 0 0 0 0 0 1 3 1 0 12
SCHWARZKOPF DEVELOPMENT CORPORATION 0 0 1 4 1 0 0 0 1 1 1 0 0 0 0 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
YOKOGAWA MEDICAL SYSTEMS, LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 2 3 1 1 1 0 0 0 0 0 0 0 0 0 0 0 12
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 1 0 1 0 0 0 0 0 2 2 0 0 1 1 0 0 11
CONTINENTAL X-RAY CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 3 4 1 0 0 0 0 11
HAMPSHIRE INSTRUMENTS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 4 2 0 1 1 0 0 0 0 0 0 0 0 0 0 0 11
JORDAN VALLEY APPLIED RADIATION LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 4 4 1 11
OEC MEDICAL SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 3 0 0 2 1 0 0 0 11
ORION YHTYMA OY. ORION PHARMACEUTICAL CO. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 1 1 0 1 1 2 0 0 2 0 0 0 0 0 0 11
PERKIN-ELMER CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2 3 3 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
SIRONA DENTAL SYSTEMS GMBH & CO. KG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 2 1 1 1 1 11
SYNTEX (U.S.A) INC. 0 0 0 0 0 1 1 2 3 1 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
UNITED STATES OF AMERICA, AIR FORCE 0 0 0 0 0 1 1 2 0 0 0 0 1 0 1 0 2 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 11
BIO-IMAGING RESEARCH, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 3 0 0 0 0 0 0 0 0 0 0 1 1 2 10
FUJITSU LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 1 0 0 2 0 0 1 2 0 0 0 0 0 0 10
HEWLETT-PACKARD COMPANY 0 0 0 0 2 0 1 0 0 1 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 2 1 0 1 0 0 0 0 0 10
LITTON MEDICAL PRODUCTS, INC. 0 3 1 3 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
RAYTHEON COMPANY 0 0 0 0 1 1 3 1 0 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
SIEMENS ELEMA AB 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 1 2 2 2 0 10
SULZER BROTHERS LTD. 3 2 1 0 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
XEROX CORPORATION 0 1 1 0 1 0 1 1 1 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 10
ARCH DEVELOPMENT CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 1 1 2 2 0 0 0 9
INVISION TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 1 3 3 9
NORTHROP GRUMMAN CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 1 1 0 3 9
OHIO NUCLEAR, INC. 0 0 0 0 0 0 0 0 0 2 2 1 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
SIEMENS MEDICAL LABORATORIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 1 4 0 0 0 1 0 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 9
SYBRON CORPORATION 0 0 1 0 2 0 1 0 1 1 0 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
THERMA-WAVE, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 4 9
UNITED STATES OF AMERICA, HEALTH & HUMAN SERVICES 0 1 0 1 1 0 1 0 0 2 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 9
UNIVERSITY OF CENTRAL FLORIDA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 1 0 0 1 1 3 9
UNIVERSITY OF MICHIGAN 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 1 0 0 1 0 0 0 0 0 1 1 9
ATOMIC ENERGY OF CANADA LIMITED 0 1 1 0 0 1 2 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
C.G.R. MEV, INC. 0 0 0 0 0 0 0 1 2 0 1 1 0 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
EUV LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 2 2 1 8
MEDTRONIC AVE, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 3 1 2 8
NIHON DENSHI KABUSHIKI KAISHA 1 0 0 0 1 3 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
OUTOKUMPU OYJ 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 3 0 0 0 0 0 0 0 0 2 0 0 0 8
POLAROID CORPORATION 2 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 2 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 8
SCHLUMBERGER TECHNOLOGY CORPORATION 0 0 0 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 2 0 0 0 0 8
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 0 0 1 2 0 1 0 0 0 0 0 8
THERMOTREX CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 3 2 0 1 0 0 0 0 8
TROXLER ELECTRONIC LABORATORIES, INC. 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 1 1 1 0 8
XCOUNTER AB 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 4 1 8
ADVANCED INSTRUMENT DEVELOPMENT, INC. 0 0 0 0 0 0 0 3 1 0 0 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
DIRECT RADIOGRAPHY CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 1 1 7
ELSCINT, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
FISCHER IMAGING CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 0 0 1 0 0 0 0 0 7
HOYA CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 1 1 1 1 0 0 7
JUPITER TOY COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 3 1 0 0 0 0 0 0 0 0 0 0 0 7
KABUSHIKI KAISHA DAINI SEIKOSHA 0 0 0 0 0 0 0 0 0 1 3 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
KERNFORSCHUNGSANLAGE JULICH GMBH 0 0 0 0 0 0 2 0 1 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
LITTON INDUSTRIAL PRODUCTS, INC. 0 0 0 0 0 0 0 1 0 0 0 1 0 0 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
MEDRAD, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 2 0 1 1 0 0 0 0 0 0 0 0 0 0 7
NEC CORPORATION 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 1 1 0 0 1 0 0 7
NORTHWESTERN UNIVERSITY 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 7
PHILIPS ELECTRONICS NORTH AMERICA CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 2 0 1 1 0 0 7
RESEARCH FOUNDATION OF STATE UNIVERSITY OF NEW YORK 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 2 0 0 0 1 0 1 0 7
SCHICK TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 2 0 0 0 1 7
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 1 0 2 1 0 0 7
UNITED STATES OF AMERICA, DEPARTMENT OF COMMERCE 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 2 0 0 1 0 0 0 0 0 0 7
VIVID TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 2 1 0 0 0 0 7
X-RAY OPTICAL SYSTEM, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 1 0 0 1 0 0 3 7
BETHLEHEM STEEL CORPORATION 1 1 0 0 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
BRAINLAB AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 3 6
CEDARS SINAI MEDICAL CENTER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 2 1 0 0 0 0 0 6
DUKE UNIVERSITY INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 1 1 0 0 0 1 0 1 0 0 0 0 0 6
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 1 1 0 1 1 0 0 6
FIELD EMISSION CORPORATION 3 1 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
FOUR PI SYSTEMS CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 2 1 0 0 0 0 0 0 0 0 0 0 6
HUGHES AIRCRAFT COMPANY 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 1 0 0 0 0 0 0 0 0 0 6
LIEBEL-FLARSHEIM COMPANY DIVISION OF RITTER - 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 6
MAX-PLANCK-GESELLSCHAFT ZUR FORDERUNG DER WISSENSCHAFTEN E.V 0 0 0 0 0 0 1 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 6
MORTON INTERNATIONAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 2 0 0 0 0 0 0 6
NIX COMPANY, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 1 0 0 0 0 0 0 0 1 0 6
RESEARCH CORPORATION 1 0 0 1 1 1 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
ROLLS-ROYCE PLC 0 0 1 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 6
SAMSUNG ELECTRONICS CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 0 1 6
SOUTHEASTERN UNIVERSITIES RESEARCH ASSOCIATION, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 2 0 1 6
THOMAS JEFFERSON UNIVERSITY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 1 0 1 0 0 0 0 0 0 6
UNIVERSITY OF FLORIDA BOARD OF REGENTS 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 1 0 0 1 1 6
ADAC LABORATORIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 1 0 1 0 0 0 0 0 5
ADVANCED OPTICAL TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2 1 0 0 0 5
AFP IMAGING CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 1 0 5
BABCOCK & WILCOX COMPANY 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 0 5
BEDE SCIENTIFIC INSTRUMENTS LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 3 5
BENDIX CORPORATION(NOW ALLIED-SIGNAL INC.) 0 0 0 2 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
BOEING COMPANY 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 5
BRUKER AXS ANALYTICAL X-RAY SYSTEMS GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 1 0 0 5
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE - CNRS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 5
COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANIZATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 5
CYBERLOGIC INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 0 1 0 5
DENTSPLY RESEARCH + DEVELOPMENT CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 2 0 5
ELEKTA INSTRUMENT AB 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 1 0 1 0 0 0 0 5
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 2 5
GENERAL HOSPITAL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 0 0 1 0 0 0 0 1 5
GLENBROOK TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 1 0 0 1 1 0 0 0 0 5
HIPOINT RESEARCH, INC. 0 0 0 0 0 0 0 0 0 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
JOHNS HOPKINS UNIVERSITY 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 5
KLA-TENCOR TECHNOLOGIES CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5
MARCONI MEDICAL SYSTEMS ISRAEL LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 0 0 0 5
MAXWELL LABORATORIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 5
PFIZER INC. 0 0 0 0 0 0 0 0 0 1 0 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
PLANMED OY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 1 0 0 0 0 1 0 5
QUANTA VISION, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 1 0 1 5
ROCKWELL INTERNATIONAL CORPORATION 1 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
RUXAM, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 0 0 0 0 0 1 0 0 0 5
SIEMENS GAMMASONICS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 5
SONY CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 1 0 1 0 5
THOMSON-CSF BROADCAST, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
TREX MEDICAL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 1 0 0 5
UNITED KINGDOM ATOMIC ENERGY AUTHORITY 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
UNIVERSITY OF ILLINOIS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 2 5
UNIVERSITY OF PITTSBURGH 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 5
UNIVERSITY OF UTAH 0 0 0 0 0 0 1 0 0 0 0 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 5
WAKE FOREST UNIVERSITY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 1 1 5
X-RAY TECHNOLOGIES PTY LTD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 2 0 0 5


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