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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

Patenting In Technology Classes,
Breakout By Organization

Count of 2001 - 2005 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 2001 2002 2003 2004 2005 Total
GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC 10 86 60 69 68 293
GENERAL ELECTRIC COMPANY 85 45 22 18 38 208
SIEMENS AKTIENGESELLSCHAFT 38 45 27 30 47 187
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 43 44 25 23 135
~Individually Owned Patent 28 26 26 17 23 120
TOSHIBA CORPORATION 17 24 11 21 16 89
CANON KABUSHIKI KAISHA 15 13 14 17 19 78
U.S. PHILIPS CORPORATION 46 14 0 0 0 60
ANALOGIC CORPORATION 14 7 2 10 8 41
SIEMENS MEDICAL SOLUTIONS USA, INC. 2 11 8 11 9 41
SHIMADZU CORPORATION 9 10 15 1 5 40
VARIAN MEDICAL SYSTEMS, INC. 4 13 7 10 3 37
HITACHI MEDICAL CORPORATION 3 10 6 2 3 24
RIGAKU CORPORATION 6 4 3 4 6 23
FUJI PHOTO FILM CO., LTD 5 4 5 5 3 22
NIKON CORPORATION 5 4 8 3 2 22
GE MEDICAL SYSTEMS S.A. 9 5 4 1 2 21
HITACHI, LTD 2 2 2 3 11 20
AGILENT TECHNOLOGIES, INC. 2 3 2 5 7 19
AMERICAN SCIENCE AND ENGINEERING, INC. 7 8 4 0 0 19
SIEMENS CORPORATE RESEARCH, INC. 8 5 3 2 0 18
EASTMAN KODAK COMPANY 2 7 3 2 3 17
MITSUBISHI DENKI KABUSHIKI KAISHA 5 1 1 2 6 15
SEIKO INSTRUMENTS INC. 3 5 6 1 0 15
JORDAN VALLEY APPLIED RADIATION LTD. 0 4 4 1 4 13
PHOTOELECTRON CORPORATION 7 5 1 0 0 13
RIGAKU DENKI COMPANY LIMITED 2 4 3 3 1 13
XCOUNTER AB 0 3 4 1 5 13
HAMAMATSU PHOTONICS KABUSHIKI KAISHA 0 4 4 2 2 12
HEIMANN SYSTEMS GMBH & CO. KG 3 3 6 0 0 12
INVISION TECHNOLOGIES, INC. 0 1 3 3 4 11
COMMISSARIAT A L'ENERGIE ATOMIQUE 5 0 2 2 1 10
INSTRUMENTARIUM CORP. 0 0 3 4 3 10
KONICA CORPORATION 2 3 1 1 3 10
UNIVERSITY OF CENTRAL FLORIDA 0 1 1 3 5 10
CARL ZEISS STIFTUNG 1 3 1 2 2 9
OSMIC, INC. 1 2 2 2 2 9
SIEMENS MEDICAL SYSTEMS, INC. 8 1 0 0 0 9
THERMA-WAVE, INC. 0 2 3 4 0 9
EUV LLC 3 2 2 1 0 8
ADVANCED MICRO DEVICES, INC. 2 3 1 1 0 7
AGFA-GEVAERT N.V. 1 2 1 2 1 7
BRAINLAB AG 0 0 3 3 1 7
CARDIAC MARINERS, INCORPORATED 7 0 0 0 0 7
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. 0 2 1 2 2 7
GE YOKOGAWA MEDICAL SYSTEMS, LIMITED 2 5 0 0 0 7
L-3 COMMUNICATIONS SECURITY AND DETECTION SYSTEMS, INC. 0 0 0 4 3 7
LUNAR CORPORATION 4 2 1 0 0 7
MEDTRONIC AVE, INC. 1 3 1 2 0 7
PICKER INTERNATIONAL, INC. 7 0 0 0 0 7
SIEMENS ELEMA AB 2 2 2 0 1 7
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 1 1 2 2 1 7
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 2 2 2 0 1 7
DIRECT RADIOGRAPHY CORP. 2 2 1 1 0 6
HOLOGIC, INC. 3 2 0 0 1 6
SAMSUNG ELECTRONICS CO., LTD. 1 4 0 1 0 6
UNIVERSITY OF ROCHESTER 1 2 2 0 1 6
X-RAY OPTICAL SYSTEM, INC. 1 0 0 3 2 6
BEDE SCIENTIFIC INSTRUMENTS LIMITED 1 0 1 3 0 5
BIO-IMAGING RESEARCH, INC. 0 1 1 2 1 5
BRUKER AXS GMBH 0 0 1 2 2 5
ELEKTA AB 1 0 0 1 3 5
KLA-TENCOR TECHNOLOGIES CORP. 0 0 0 5 0 5
NORTHROP GRUMMAN CORPORATION 1 1 0 3 0 5
PLANMECA OY 1 3 1 0 0 5
SIRONA DENTAL SYSTEMS GMBH & CO. KG 1 1 1 1 1 5
UNIVERSITY OF ILLINOIS 3 0 0 2 0 5
VARIAN MEDICAL SYSTEMS TECHNOLOGIES, INC. 0 0 0 2 3 5
WISCONSIN ALUMNI RESEARCH FOUNDATION 0 2 2 0 1 5


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U.S. Patent and Trademark Office
Electronic Information Products Division - PTMB
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMB pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
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