Skip menu navigation Home > Listing of Viewable PTMD 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 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 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 2000 2001 2002 2003 2004 Total
~Individually Owned Patent 37 39 19 21 30 146
TDK CORPORATION 14 16 17 12 8 67
MURATA MANUFACTURING CO., LTD. 12 10 19 12 4 57
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG 19 4 2 7 10 42
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 9 4 11 7 5 36
CHISSO CORPORATION 12 17 2 1 3 35
GENERAL ELECTRIC COMPANY 2 8 5 9 9 33
BASF AKTIENGESELLSCHAFT 14 1 5 3 9 32
INTERNATIONAL BUSINESS MACHINES CORPORATION 11 9 2 6 3 31
E. I. DU PONT DE NEMOURS AND COMPANY 7 3 3 5 10 28
FUJI PHOTO FILM CO., LTD 1 5 8 8 6 28
SUMITOMO CHEMICAL COMPANY, LIMITED 4 0 1 5 14 24
3M INNOVATIVE PROPERTIES COMPANY 5 7 4 5 2 23
BAYER AKTIENGESELLSCHAFT 4 4 6 2 5 21
MICRON TECHNOLOGY, INC. 3 1 2 10 5 21
HONEYWELL INTERNATIONAL INC. 1 0 6 4 8 19
OSRAM SYLVANIA INC. 3 3 2 5 5 18
PROCTER + GAMBLE COMPANY 5 0 3 6 4 18
CIBA SPECIALTY CHEMICALS CORPORATION 5 3 4 1 4 17
CLARIANT GMBH 7 5 2 3 0 17
CORNING INCORPORATED 4 2 0 6 3 15
ASHLAND INC. 3 5 2 1 2 13
DELPHI TECHNOLOGIES, INC. 0 2 1 4 6 13
SONY CORPORATION 5 5 1 0 2 13
IDEMITSU KOSAN COMPANY LIMITED 1 4 6 1 0 12
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY 3 1 3 4 0 11
BETZDEARBORN INC. 7 2 1 1 0 11
CANON KABUSHIKI KAISHA 3 0 3 1 4 11
NIPPON MITSUBISHI OIL CORPORATION 1 4 3 2 1 11
SAMSUNG SDI CO., LTD. 0 1 4 4 2 11
SEIKO EPSON CORPORATION 2 1 3 4 1 11
UNITED STATES OF AMERICA, NAVY 1 2 2 3 3 11
ADVANCED TECHNOLOGY MATERIALS, INC. 0 3 1 2 4 10
DAIKIN INDUSTRIES LIMITED 3 4 1 1 1 10
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY 0 2 0 4 4 10
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 0 2 4 2 2 10
PPG INDUSTRIES OHIO INC. 5 2 1 1 1 10
RHODIA CHIMIE 1 3 2 2 2 10
SUPERIOR MICROPOWDERS, LLC 1 5 0 4 0 10
TOSHIBA CORPORATION 5 1 1 2 1 10
ALLIED-SIGNAL INC. 4 2 2 1 0 9
BRIDGESTONE CORPORATION 1 1 3 2 2 9
CABOT CORPORATION 7 0 0 1 1 9
EASTMAN KODAK COMPANY 1 1 2 2 3 9
HALDOR TOPSOE A/S 4 1 0 1 3 9
HENKEL CORPORATION 2 6 0 1 0 9
MITSUI CHEMICALS, INCORPORATED 3 5 0 0 1 9
SEARS PETROLEUM & TRANSPORT CORP. 0 1 2 3 3 9
SHIN ETSU CHEMICAL CO., LTD. 3 1 0 2 3 9
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 2 2 0 4 1 9
ALBEMARLE CORPORATION 3 1 0 2 2 8
ATOFINA CHEMICALS, INC. 0 1 2 2 3 8
CABOT MICROELECTRONICS CORP. 1 2 1 3 1 8
CHEVRON PHILLIPS CHEMICAL COMPANY LP 0 0 2 3 3 8
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY 0 2 1 3 2 8
FMC CORPORATION 3 1 0 3 1 8
MITSUBISHI GAS-CHEMICAL COMPANY, INC. 2 3 1 2 0 8
ROHM AND HAAS COMPANY 0 4 2 2 0 8
ROLIC AG 1 0 0 4 3 8
S.A.E.S. GETTERS S.P.A. 2 2 0 3 1 8
SHOWA DENKO KABUSHIKI KAISHA 1 0 1 3 3 8
ASAHI GLASS COMPANY, LTD. 1 1 2 3 0 7
BAKER HUGHES INCORPORATED 1 0 2 4 0 7
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH 2 0 3 0 2 7
CRYOVAC, INC. 1 5 1 0 0 7
JSR CORPORATION 1 1 1 3 1 7
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 0 4 3 7
MITSUI MINING + SMELTING CO., LTD. 4 1 0 1 1 7
NGK INSULATORS LTD. 0 2 1 3 1 7
NIPPON SHOKUBAI CO., LTD. 4 0 1 0 2 7
NISSHINBO INDUSTRIES, INC. 2 1 0 4 0 7
W. R. GRACE & CO.-CONN. 1 3 1 2 0 7
XEROX CORPORATION 0 0 3 1 3 7
AIR PRODUCTS AND CHEMICALS, INC. 2 1 0 2 1 6
AKZO NOBEL NV 1 1 2 1 1 6
ASTARIS LLC 0 1 1 2 2 6
ATLANTIC RESEARCH CORPORATION 2 3 1 0 0 6
AUSIMONT S.P.A. 2 1 1 0 2 6
BASF CORP. 3 1 2 0 0 6
COGNIS CORPORATION 0 0 2 4 0 6
COOPER INDUSTRIES INC. 0 0 3 2 1 6
CORNING S.A. 0 3 3 0 0 6
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 1 3 0 0 2 6
DENSO CORPORATION 1 3 0 1 1 6
FERRO-CORPORATION 1 0 0 2 3 6
FUTABA DENSHI KOGYO KABUSHIKI KAISHA 2 1 1 1 1 6
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 3 2 0 1 6
IMPERIAL CHEMICAL INDUSTRIES PLC 3 3 0 0 0 6
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY 2 2 0 0 2 6
LORD CORPORATION 2 1 2 1 0 6
LUMIGEN, INC. 4 2 0 0 0 6
MULTISORB TECHNOLOGIES, INC. 2 0 0 4 0 6
OPTISCHE WERKE G. RODENSTOCK 2 4 0 0 0 6
SHELL OIL COMPANY 2 0 0 1 3 6
SONY CHEMICALS CORPORATION 0 0 2 3 1 6
SUMITOMO METAL MINING COMPANY LIMITED 0 1 1 3 1 6
SUMITOMO SPECIAL METAL COMPANY LIMITED 0 1 2 1 2 6
TOKUYAMA CORPORATION 3 1 0 0 2 6
TRANSITIONS OPTICAL, INC. 3 0 1 1 1 6
UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY CORPORATION 2 0 0 3 1 6
AGFA-GEVAERT N.V. 1 1 0 1 2 5
DAI NIPPON PRINTING CO. LTD 1 2 0 1 1 5
DOW CHEMICAL COMPANY 1 2 2 0 0 5
EXXON RESEARCH + ENGINEERING CO. 2 3 0 0 0 5
HITACHI MAXELL, LTD. 2 0 3 0 0 5
HITACHI METALS LTD. 0 2 1 2 0 5
HYDRO-QUEBEC 0 2 1 2 0 5
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO 2 1 1 0 1 5
KONICA CORPORATION 1 2 0 2 0 5
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 4 1 0 0 5
MICHIGAN STATE UNIVERSITY 1 1 0 3 0 5
MILLIKEN & COMPANY 0 0 0 4 1 5
OSRAM OPTO SEMICONDUCTOR GMBH & CO. OHG 0 2 0 2 1 5
PACTIV CORPORATION 0 1 1 3 0 5
PRAXAIR TECHNOLOGY, INC. 1 0 2 1 1 5
QINETIQ LIMITED 0 0 0 3 2 5
SAMSUNG DISPLAY DEVICES CO., LTD. 2 3 0 0 0 5
SARNOFF CORPORATION & CO., LTD. 3 0 1 0 1 5
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 1 1 2 0 5
TEXACO INC. 0 0 1 1 3 5
THERM-O-DISC INCORPORATED 2 1 0 1 1 5
UNIROYAL CHEMICAL COMPANY, INC. 0 2 0 0 3 5


PTMD Contacts

Questions regarding these reports should be directed to:

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

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 > Listing of Viewable PTMD Reports > Table of Contents for This Set of Reports