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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 2000 - 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 422, Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing

( 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 2000 2001 2002 2003 2004 Total
~Individually Owned Patent 90 93 95 86 62 426
UOP 3 10 8 12 11 44
HITACHI, LTD 9 7 10 4 13 43
ETHICON, INC. 7 8 9 13 5 42
BAYER CORPORATION 7 9 10 2 0 28
BECTON, DICKINSON AND COMPANY 9 1 7 7 2 26
INSTITUT FRANCAIS DU PETROLE 7 7 4 3 3 24
CALIPER TECHNOLOGIES CORP. 5 3 9 3 2 22
DELPHI TECHNOLOGIES, INC. 1 0 5 5 10 21
NANOGEN, INC. 2 10 2 4 2 20
AGILENT TECHNOLOGIES, INC. 3 3 1 3 8 18
NGK INSULATORS LTD. 2 3 6 5 2 18
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 3 3 2 5 5 18
3M INNOVATIVE PROPERTIES COMPANY 2 5 1 4 5 17
EMITEC GESELLSCHAFT FUR EMISSIONSTECHNOLOGIE MBH 2 3 4 4 4 17
MEDTRONIC INC. 3 1 5 4 2 15
ROCHE DIAGNOSTICS GMBH 2 2 3 7 1 15
S. C. JOHNSON + SON, INC. 2 0 5 6 2 15
SYMYX TECHNOLOGIES, INC. 1 0 3 5 6 15
TETRA LAVAL HOLDINGS & FINANCE S.A. 4 3 3 2 3 15
THEROX, INC. 0 1 2 8 3 14
GENERAL ELECTRIC COMPANY 1 0 2 7 3 13
SHELL OIL COMPANY 0 4 2 1 6 13
BAXTER INTERNATIONAL INC. 1 3 0 6 2 12
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 1 0 1 4 6 12
MITSUBISHI HEAVY INDUSTRIES, LTD. 0 2 2 6 2 12
MITSUBISHI DENKI KABUSHIKI KAISHA 3 4 2 2 0 11
TOYOTA JIDOSHA K.K. 1 2 3 1 4 11
BAYER AKTIENGESELLSCHAFT 4 1 0 3 2 10
BECKMAN COULTER, INC. 2 0 0 3 5 10
CARDIOVENTION, INC. 0 1 5 1 3 10
CORNING INCORPORATED 2 2 2 2 2 10
EBARA CORPORATION 4 0 4 1 1 10
GENERAL MOTORS CORPORATION 7 0 0 2 1 10
LIFESCAN, INC. 2 1 2 4 1 10
PROCTER + GAMBLE COMPANY 1 2 2 2 3 10
STERIS CORPORATION 2 5 0 2 1 10
STERIS INC. 0 0 2 5 3 10
ABBOTT LABORATORIES 1 1 2 4 1 9
CALIFORNIA INSTITUTE OF TECHNOLOGY 2 1 1 2 3 9
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 3 2 2 2 9
JOHNSON & JOHNSON MEDICAL, INC. 3 4 1 1 0 9
NISSAN MOTOR COMPANY, LIMITED 0 2 3 1 3 9
RAININ INSTRUMENT CO., INC. 1 6 2 0 0 9
ROCHE DIAGNOSTICS CORPORATION, INC. 2 0 3 2 2 9
SHIMADZU CORPORATION 0 1 2 1 5 9
TOSHIBA CORPORATION 0 5 1 1 2 9
UNITED STATES OF AMERICA, NAVY 1 1 2 1 4 9
WISCONSIN ALUMNI RESEARCH FOUNDATION 0 2 3 1 3 9
ACCENTUS PLC 0 1 2 3 2 8
ADVANCED TECHNOLOGY MATERIALS, INC. 1 3 1 2 1 8
BASF AKTIENGESELLSCHAFT 0 1 2 3 2 8
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 1 2 1 3 1 8
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 3 2 2 1 0 8
AURORA BIOSCIENCES CORPORATION 1 2 2 1 1 7
FUJI PHOTO FILM CO., LTD 0 1 1 2 3 7
GEN-PROBE INCORPORATED 1 1 0 2 3 7
MATRIX TECHNOLOGIES, CORP. 3 2 1 1 0 7
PRECISION SYSTEM SCIENCE CO., LTD. 2 2 1 1 1 7
SYSMEX CORPORATION 0 1 2 0 4 7
TECAN TRADING AG 0 1 2 4 0 7
UNIVERSITY OF WASHINGTON 1 1 1 3 1 7
UREA CASALE S.A. 1 1 2 0 3 7
VARIAN, INC. 0 0 3 1 3 7
BAUSCH & LOMB, INC. 1 1 1 0 3 6
BIOMERIEUX VITEK, INC. 4 2 0 0 0 6
BIOSITE DIAGNOSTICS, INC. 5 0 1 0 0 6
HONEYWELL INTERNATIONAL INC. 0 1 2 1 2 6
ORCHID BIOSCIENCES, INC. 0 0 5 1 0 6
PACKARD INSTRUMENT COMPANY, INC. 0 1 3 2 0 6
SHARPER IMAGE CORPORATION 0 0 2 3 1 6
TEXAS INSTRUMENTS, INCORPORATED 3 1 0 0 2 6
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 2 2 0 1 1 6
VENTANA MEDICAL SYSTEMS, INC. 1 1 2 0 2 6
ABB LUMMUS GLOBAL INC. 0 1 0 2 2 5
ALLIED-SIGNAL INC. 1 2 0 2 0 5
BABCOCK & WILCOX COMPANY 1 1 3 0 0 5
BALLARD POWER SYSTEMS AG 0 0 0 0 5 5
BATH & BODY WORKS, INC. 1 1 0 2 1 5
CANON KABUSHIKI KAISHA 0 0 0 2 3 5
CEPHEID 0 0 1 2 2 5
DADE BEHRING INC. 1 0 0 0 4 5
DIONEX CORPORATION 1 2 0 1 1 5
DISCOVERY PARTNERS INTERNATIONAL, INC. 0 1 2 1 1 5
ENGELHARD CORPORATION 1 2 2 0 0 5
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY 0 0 0 3 2 5
LRE TECHNOLOGY PARTNER GMBH 2 2 0 0 1 5
MINNTECH CORPORATION 1 0 0 2 2 5
MOTOROLA, INC. 3 0 1 1 0 5
NALCO CHEMICAL COMPANY 0 3 2 0 0 5
PHILLIPS PETROLEUM COMPANY 3 0 0 1 1 5
RECKITT BENCKISER (UK) LIMITED 0 0 1 0 4 5
SIEMENS AKTIENGESELLSCHAFT 0 2 1 2 0 5
STERIL-AIRE U.S.A., INC. 0 3 1 1 0 5
TERUMO CARDIOVASCULAR SYSTEMS CORPORATION 0 3 1 0 1 5
TOSOH CORPORATION 1 1 2 1 0 5
UTC FUEL CELLS, LLC 0 0 0 2 3 5


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

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

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