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

Patenting In Technology Classes,
Breakout By Organization

Count of 2003 - 2007 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 2003 2004 2005 2006 2007 Total
~INDIVIDUALLY OWNED PATENT 21 30 15 13 18 97
E. I. DU PONT DE NEMOURS AND COMPANY 5 10 10 16 28 69
GENERAL ELECTRIC COMPANY 9 9 6 13 13 50
TDK CORPORATION 12 8 5 1 10 36
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG 7 10 4 3 6 30
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 7 5 4 5 8 29
SUMITOMO CHEMICAL COMPANY, LIMITED 5 14 5 4 1 29
MICRON TECHNOLOGY, INC. 10 5 3 3 4 25
FUJI PHOTO FILM CO., LTD 8 6 3 5 1 23
HONEYWELL INTERNATIONAL INC. 4 8 3 3 5 23
MURATA MANUFACTURING CO., LTD. 12 4 2 2 2 22
BASF AKTIENGESELLSCHAFT 3 9 2 2 5 21
OSRAM SYLVANIA INC. 7 4 0 2 8 21
3M INNOVATIVE PROPERTIES COMPANY 6 2 5 5 2 20
PROCTER + GAMBLE COMPANY 6 4 1 3 3 17
SEIKO EPSON CORPORATION 4 1 7 3 1 16
JSR CORPORATION 3 1 0 8 3 15
BAYER AKTIENGESELLSCHAFT 2 5 2 3 2 14
INTERNATIONAL BUSINESS MACHINES CORPORATION 6 3 1 2 2 14
SEARS PETROLEUM & TRANSPORT CORP. 3 3 1 4 3 14
SHOWA DENKO KABUSHIKI KAISHA 3 3 1 5 2 14
CIBA SPECIALTY CHEMICALS CORPORATION 1 4 2 3 3 13
DELPHI TECHNOLOGIES, INC. 4 6 1 2 0 13
CORNING INCORPORATED 6 3 0 1 2 12
SAMSUNG ELECTRONICS CO., LTD. 1 0 2 2 7 12
SUMITOMO METAL MINING COMPANY LIMITED 3 1 2 3 3 12
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 4 1 2 3 2 12
CLARIANT GMBH 3 0 5 3 0 11
CONOCOPHILLIPS COMPANY 2 1 2 4 2 11
HITACHI CHEMICAL COMPANY, LTD. 0 0 3 1 7 11
SAMSUNG SDI CO., LTD. 4 2 2 1 2 11
ADVANCED TECHNOLOGY MATERIALS, INC. 2 4 2 0 2 10
AGFA-GEVAERT N.V. 1 2 1 3 3 10
HALDOR TOPSOE A/S 1 3 1 4 1 10
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 2 2 0 5 1 10
ASAHI GLASS COMPANY, LTD. 3 0 2 1 3 9
CABOT CORPORATION 1 1 1 4 2 9
CANON KABUSHIKI KAISHA 1 4 2 1 1 9
KONINKLIJKE PHILIPS ELECTRONICS N.V. 4 3 0 0 2 9
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY 4 4 1 0 0 9
SHIN ETSU CHEMICAL CO., LTD. 2 3 2 2 0 9
TOSHIBA CORPORATION 2 1 1 1 4 9
XEROX CORPORATION 1 3 3 1 1 9
CABOT MICROELECTRONICS CORP. 3 1 2 0 2 8
CHEVRON PHILLIPS CHEMICAL COMPANY LP 3 3 0 2 0 8
DENSO CORPORATION 1 1 0 4 2 8
EASTMAN KODAK COMPANY 2 3 1 1 1 8
INTEL CORPORATION 0 3 2 1 2 8
NICHIA CORPORATION 1 2 1 1 3 8
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION 0 3 0 3 2 8
TODA KOGYO CORP. 0 1 0 4 3 8
UNITED STATES OF AMERICA, NAVY 3 3 0 2 0 8
BATTELLE MEMORIAL INSTITUTE 2 0 1 3 1 7
MILLIKEN & COMPANY 4 1 0 2 0 7
NITTO DENKO CORPORATION 1 1 0 2 3 7
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 1 2 0 2 2 7
RHODIA CHIMIE 2 2 1 0 2 7
ROLIC AG 4 3 0 0 0 7
VALENCE TECHNOLOGY, INC. 1 2 1 3 0 7
AIR PRODUCTS AND CHEMICALS, INC. 2 1 0 3 0 6
AKZO NOBEL NV 1 1 1 1 2 6
ASTARIS LLC 2 2 2 0 0 6
CHISSO CORPORATION 1 3 1 0 1 6
CLARIANT FINANCE (BVI) LIMITED 0 1 1 3 1 6
COGNIS CORPORATION 4 0 0 2 0 6
DOWA MINING CO., LTD. 1 0 2 0 3 6
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 1 0 2 0 3 6
FMC CORPORATION 3 1 1 0 1 6
JAPAN SCIENCE AND TECHNOLOGY AGENCY 0 1 1 1 3 6
KASEI OPTONIX, LTD. 2 2 1 1 0 6
MULTISORB TECHNOLOGIES, INC. 4 0 1 1 0 6
NEOMAX CO., LTD. 0 0 3 1 2 6
NGK INSULATORS LTD. 3 1 2 0 0 6
PPG INDUSTRIES OHIO INC. 2 1 0 2 1 6
QINETIQ LIMITED 3 2 0 0 1 6
SHELL OIL COMPANY 1 3 0 1 1 6
SONY CORPORATION 0 2 2 1 1 6
UBE INDUSTRIES LTD. 1 1 0 3 1 6
ALBEMARLE CORPORATION 2 2 0 0 1 5
ATOFINA CHEMICALS, INC. 2 3 0 0 0 5
BAKER HUGHES INCORPORATED 4 0 1 0 0 5
BRIDGESTONE CORPORATION 2 2 1 0 0 5
COMMISSARIAT A L'ENERGIE ATOMIQUE 1 0 0 3 1 5
CROMPTON CORPORATION 1 3 1 0 0 5
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY 3 2 0 0 0 5
FERRO-CORPORATION 2 3 0 0 0 5
GENERAL MOTORS CORPORATION 0 1 4 0 0 5
IDEMITSU KOSAN COMPANY LIMITED 1 0 2 1 1 5
KAO KABUSHIKI KAISHA (KAO CORPORATION) 0 2 1 1 1 5
MITSUBISHI CHEMICAL CORPORATION 0 2 1 0 2 5
NIPPON MITSUBISHI OIL CORPORATION 2 1 0 2 0 5
NISSHINBO INDUSTRIES, INC. 4 0 0 0 1 5
PACTIV CORPORATION 3 0 1 1 0 5
ROHM AND HAAS COMPANY 2 0 0 3 0 5
SANYO ELECTRIC CO., LTD. 1 1 2 1 0 5
SARNOFF CORPORATION 1 1 0 2 1 5
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 0 0 2 1 2 5
TEXACO INC. 1 3 0 0 1 5
TRANSITIONS OPTICAL, INC. 1 1 0 2 1 5


PTMT Contacts

Questions regarding these reports should be directed to:

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

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

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


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