Skip menu navigation Home > PTMD Home > PTMD Listing of Viewable Reports > Table of Contents for This Set of Reports


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 1998 - 2002 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 252, Compositions

( 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 1998 1999 2000 2001 2002 Total
~Individually Owned Patent 31 32 37 38 19 157
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG 28 23 19 4 2 76
CHISSO CORPORATION 21 17 12 17 2 69
MURATA MANUFACTURING CO., LTD. 14 9 13 11 20 67
TDK CORPORATION 6 8 14 16 17 61
E. I. DU PONT DE NEMOURS AND COMPANY 24 5 7 3 3 42
BASF AKTIENGESELLSCHAFT 12 6 14 1 5 38
INTERNATIONAL BUSINESS MACHINES CORPORATION 7 8 11 9 2 37
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 4 9 9 4 10 36
CANON KABUSHIKI KAISHA 13 9 3 0 3 28
BAYER AKTIENGESELLSCHAFT 3 8 4 4 6 25
CIBA SPECIALTY CHEMICALS CORPORATION 4 9 5 3 4 25
BETZDEARBORN INC. 6 8 7 2 1 24
MITSUBISHI GAS-CHEMICAL COMPANY, INC. 6 10 2 3 1 22
OSRAM SYLVANIA INC. 5 9 3 3 2 22
FUJI PHOTO FILM CO., LTD 5 1 1 5 8 20
GENERAL ELECTRIC COMPANY 2 3 2 8 5 20
PROCTER + GAMBLE COMPANY 4 8 5 0 3 20
SUMITOMO CHEMICAL COMPANY, LIMITED 8 7 4 0 1 20
HOECHST AKTIENGESELLSCHAFT 9 9 0 0 0 18
SHIN ETSU CHEMICAL CO., LTD. 8 6 3 1 0 18
3M INNOVATIVE PROPERTIES COMPANY 0 1 5 7 4 17
MITSUI CHEMICALS, INCORPORATED 3 6 3 5 0 17
CLARIANT GMBH 0 2 7 5 2 16
HENKEL CORPORATION 4 3 2 6 0 15
IDEMITSU KOSAN COMPANY LIMITED 2 2 1 4 6 15
SAMSUNG DISPLAY DEVICES CO., LTD. 3 7 2 3 0 15
TOSHIBA CORPORATION 2 6 5 1 1 15
BASF CORP. 7 1 3 1 2 14
ALLIED-SIGNAL INC. 3 2 4 2 2 13
SONY CORPORATION 0 2 5 5 1 13
U.S. PHILIPS CORPORATION 7 3 0 3 0 13
CABOT CORPORATION 0 5 7 0 0 12
DOW CHEMICAL COMPANY 6 1 1 2 2 12
SECRETARY OF STATE FOR DEFENCE IN HER BRITANNIC MAJESTY'S GOVERNMENT OF THE UNITED KINGDOM 3 5 2 2 0 12
SEIKO EPSON CORPORATION 1 5 2 1 3 12
THE CLOROX COMPANY 6 3 1 2 0 12
UNITED STATES OF AMERICA, NAVY 3 4 1 2 2 12
EASTMAN KODAK COMPANY 4 3 1 1 2 11
FMC CORPORATION 3 4 3 1 0 11
MINNESOTA MINING AND MANUFACTURING COMPANY 6 5 0 0 0 11
PPG INDUSTRIES OHIO INC. 0 3 5 2 1 11
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY 1 2 3 1 3 10
ASHLAND INC. 0 0 3 5 2 10
MICRON TECHNOLOGY, INC. 1 3 3 1 2 10
ROHM AND HAAS COMPANY 2 2 0 4 2 10
ROLIC AG 8 1 1 0 0 10
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 2 4 2 2 0 10
DAIKIN INDUSTRIES LIMITED 1 0 3 4 1 9
EXXON RESEARCH + ENGINEERING CO. 1 3 2 3 0 9
LUMIGEN, INC. 2 1 4 2 0 9
MONSANTO COMPANY, INC. 2 6 1 0 0 9
NIPPON OIL COMPANY LTD. 6 2 1 0 0 9
PPG INDUSTRIES INC. 6 3 0 0 0 9
CORNING INCORPORATED 0 2 4 2 0 8
CRYOVAC, INC. 0 1 1 5 1 8
DAI NIPPON PRINTING CO. LTD 3 2 1 2 0 8
FUTABA DENSHI KOGYO KABUSHIKI KAISHA 2 2 2 1 1 8
HITACHI CHEMICAL COMPANY, LTD. 2 4 2 0 0 8
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO 2 2 2 1 1 8
KAO KABUSHIKI KAISHA (KAO CORPORATION) 4 3 0 1 0 8
LORD CORPORATION 1 2 2 1 2 8
MITSUBISHI CHEMICAL CORPORATION 3 4 1 0 0 8
MITSUI MINING + SMELTING CO., LTD. 3 0 4 1 0 8
NIPPON MITSUBISHI OIL CORPORATION 0 0 1 4 3 8
NIPPON SHOKUBAI CO., LTD. 0 3 4 0 1 8
W. R. GRACE & CO.-CONN. 1 2 1 3 1 8
XEROX CORPORATION 2 3 0 0 3 8
AKZO NOBEL NV 2 1 1 1 2 7
CCI CO., LTD. 3 2 2 0 0 7
HALDOR TOPSOE A/S 0 2 4 1 0 7
HITACHI MAXELL, LTD. 0 2 2 0 3 7
HONEYWELL INTERNATIONAL INC. 0 0 1 0 6 7
IMPERIAL CHEMICAL INDUSTRIES PLC 1 0 3 3 0 7
NALCO CHEMICAL COMPANY 1 3 3 0 0 7
NEC CORPORATION 2 3 1 1 0 7
OPTISCHE WERKE G. RODENSTOCK 1 0 2 4 0 7
S.A.E.S. GETTERS S.P.A. 0 3 2 2 0 7
SHELL OIL COMPANY 3 2 2 0 0 7
TOKUYAMA CORPORATION 2 1 3 1 0 7
ADVANCED TECHNOLOGY MATERIALS, INC. 0 2 0 3 1 6
ALBEMARLE CORPORATION 1 1 3 1 0 6
ALPS ELECTRIC CO., LTD. 2 3 0 0 1 6
ASAHI GLASS COMPANY, LTD. 0 2 1 1 2 6
ATLANTIC RESEARCH CORPORATION 0 0 2 3 1 6
AUSIMONT S.P.A. 2 0 2 1 1 6
BAYER CORPORATION 1 3 0 0 2 6
BRIDGESTONE CORPORATION 0 1 1 1 3 6
CALIFORNIA INSTITUTE OF TECHNOLOGY, INC. 4 0 0 1 1 6
CORNING S.A. 0 0 0 3 3 6
FUJI XEROX CO., LTD. 2 3 0 1 0 6
HITACHI, LTD 1 2 1 2 0 6
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY 0 2 2 2 0 6
LEVER BROTHERS COMPANY, DIVISION OF CONOPCO, INC. 2 1 2 1 0 6
LUBRIZOL CORPORATION 3 1 0 1 1 6
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 0 0 0 2 4 6
MORTON INTERNATIONAL, INC. 1 3 0 2 0 6
RHODIA CHIMIE 0 0 1 3 2 6
RHONE-POULENC CHIMIE 4 2 0 0 0 6
SOLVAY (SOCIETE ANONYME) 1 2 2 1 0 6
SUPERIOR MICROPOWDERS, LLC 0 0 1 5 0 6
TRANSITIONS OPTICAL, INC. 2 0 3 0 1 6
AG TECHNOLOGY CO., LTD. 2 1 2 0 0 5
ASAHI KASEI KOGYO KABUSHIKI KAISHA 0 1 2 1 1 5
BE INTELLECTUAL PROPERTY, INC. 0 1 2 1 1 5
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIC (CNRS) 0 2 2 1 0 5
COLGATE-PALMOLIVE COMPANY 4 0 1 0 0 5
COMMISSARIAT A L'ENERGIE ATOMIQUE 2 1 0 1 1 5
CONSORTIUM FUR ELEKTROCHEMISCHE INDUSTRIE GMBH 2 0 1 0 2 5
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH 0 0 2 0 3 5
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 1 1 3 0 5
DENSO CORPORATION 0 1 1 3 0 5
DONNELLY CORPORATION 1 1 2 1 0 5
EASTMAN CHEMICAL CO., LTD. 1 1 1 1 1 5
ELISHA TECHNOLOGIES CO. L.L.C. 1 2 2 0 0 5
GENTEX CORPORATION 1 2 0 2 0 5
GREAT LAKES CHEMICAL CORPORATION 1 1 3 0 0 5
HITACHI METALS LTD. 1 1 0 2 1 5
HOECHST CELANESE CORPORATION 5 0 0 0 0 5
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 0 0 3 2 5
KEMET ELECTRONICS CORPORATION 0 3 1 0 1 5
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 0 0 4 1 5
MITSUBISHI MATERIALS CORPORATION 1 1 1 0 2 5
NALCO/EXXON ENERGY CHEMICALS, L.P 1 2 1 1 0 5
NIPPON SOKEN, INC. 2 1 1 1 0 5
NISSAN CHEMICAL INDUSTRIES, LTD. 1 3 1 0 0 5
RAYTHEON COMPANY 0 1 1 1 2 5
S. C. JOHNSON + SON, INC. 1 2 2 0 0 5
SAMSUNG SDI CO., LTD. 0 0 0 1 4 5
SARNOFF CORPORATION & CO., LTD. 0 1 3 0 1 5
THERM-O-DISC INCORPORATED 1 1 2 1 0 5
TODA KOGYO CORP. 0 3 1 0 1 5
UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY CORPORATION 2 1 2 0 0 5


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
PK3- Suite 441; P.O Box 1450
Alexandria VA 22313

tel: (703) 306-2600
fax: (703) 306-2737
email: oeip@uspto.gov

address of PTMD pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMD reports and materials from : ftp.uspto.gov/pub/taf/


Top

Skip menu navigation Home > PTMD Home > PTMD Listing of Viewable Reports > Table of Contents for This Set of Reports