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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 2004 - 2008 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 2004 2005 2006 2007 2008 Total
E. I. DU PONT DE NEMOURS AND COMPANY 10 10 16 28 38 102
~INDIVIDUALLY OWNED PATENT 30 15 13 18 12 88
GENERAL ELECTRIC COMPANY 9 6 13 13 3 44
TDK CORPORATION 8 5 1 10 9 33
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG 10 4 3 6 5 28
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 5 4 5 8 3 25
SUMITOMO CHEMICAL COMPANY, LIMITED 14 5 4 1 1 25
BASF AKTIENGESELLSCHAFT 9 2 2 5 4 22
HONEYWELL INTERNATIONAL INC. 8 3 3 5 3 22
3M INNOVATIVE PROPERTIES COMPANY 2 5 5 2 5 19
OSRAM SYLVANIA INC. 4 0 2 8 5 19
MICRON TECHNOLOGY, INC. 5 3 3 4 1 16
FUJI PHOTO FILM CO., LTD 6 3 5 1 0 15
JSR CORPORATION 1 0 8 3 3 15
SAMSUNG ELECTRONICS CO., LTD. 0 2 2 7 4 15
CIBA SPECIALTY CHEMICALS CORPORATION 4 2 3 3 2 14
INTERNATIONAL BUSINESS MACHINES CORPORATION 3 1 2 2 6 14
AGFA-GEVAERT N.V. 2 1 3 3 3 12
BAYER AKTIENGESELLSCHAFT 5 2 3 2 0 12
CANON KABUSHIKI KAISHA 4 2 1 1 4 12
MURATA MANUFACTURING CO., LTD. 4 2 2 2 2 12
PROCTER + GAMBLE COMPANY 4 1 3 3 1 12
SEIKO EPSON CORPORATION 1 7 3 1 0 12
HITACHI CHEMICAL COMPANY, LTD. 0 3 1 7 0 11
SEARS PETROLEUM & TRANSPORT CORP. 3 1 4 3 0 11
SHIN ETSU CHEMICAL CO., LTD. 3 2 2 0 4 11
SHOWA DENKO KABUSHIKI KAISHA 3 1 5 2 0 11
SUMITOMO METAL MINING COMPANY LIMITED 1 2 3 3 2 11
CONOCOPHILLIPS COMPANY 1 2 4 2 1 10
FUJIFILM CORPORATION 0 0 0 1 9 10
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION 3 0 3 2 2 10
SHELL OIL COMPANY 3 0 1 1 5 10
TOSHIBA CORPORATION 1 1 1 4 3 10
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 1 2 3 2 2 10
CABOT CORPORATION 1 1 4 2 1 9
DELPHI TECHNOLOGIES, INC. 6 1 2 0 0 9
EASTMAN KODAK COMPANY 3 1 1 1 3 9
HALDOR TOPSOE A/S 3 1 4 1 0 9
INTEL CORPORATION 3 2 1 2 1 9
SAMSUNG SDI CO., LTD. 2 2 1 2 2 9
TODA KOGYO CORP. 1 0 4 3 1 9
ADVANCED TECHNOLOGY MATERIALS, INC. 4 2 0 2 0 8
ASAHI GLASS COMPANY, LTD. 0 2 1 3 2 8
CHISSO CORPORATION 3 1 0 1 3 8
CLARIANT GMBH 0 5 3 0 0 8
DENSO CORPORATION 1 0 4 2 1 8
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 1 1 0 6 8
JAPAN SCIENCE AND TECHNOLOGY AGENCY 1 1 1 3 2 8
KAO KABUSHIKI KAISHA (KAO CORPORATION) 2 1 1 1 3 8
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 2 0 5 1 0 8
MITSUBISHI CHEMICAL CORPORATION 2 1 0 2 3 8
NITTO DENKO CORPORATION 1 0 2 3 2 8
XEROX CORPORATION 3 3 1 1 0 8
CLARIANT FINANCE (BVI) LIMITED 1 1 3 1 1 7
CORNING INCORPORATED 3 0 1 2 1 7
DOWA MINING CO., LTD. 0 2 0 3 2 7
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 1 2 1 3 7
NICHIA CORPORATION 2 1 1 3 0 7
PPG INDUSTRIES OHIO INC. 1 0 2 1 3 7
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 0 2 1 2 2 7
AIR PRODUCTS AND CHEMICALS, INC. 1 0 3 0 2 6
BATTELLE MEMORIAL INSTITUTE 0 1 3 1 1 6
CYTEC TECHNOLOGY CORP. 1 2 0 0 3 6
DOW GLOBAL TECHNOLOGIES INC. 1 2 1 0 2 6
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY 4 1 0 0 1 6
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION 0 0 3 0 3 6
NEOMAX CO., LTD. 0 3 1 2 0 6
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 2 0 2 2 0 6
RHODIA CHIMIE 2 1 0 2 1 6
ROHM AND HAAS ELECTRONIC MATERIALS CMP HOLDINGS, INC. 0 0 2 2 2 6
SONY CORPORATION 2 2 1 1 0 6
UNITED STATES OF AMERICA, NAVY 3 0 2 0 1 6
VALENCE TECHNOLOGY, INC. 2 1 3 0 0 6
AKZO NOBEL NV 1 1 1 2 0 5
CABOT MICROELECTRONICS CORP. 1 2 0 2 0 5
CHEVRON PHILLIPS CHEMICAL COMPANY LP 3 0 2 0 0 5
COMMISSARIAT A L'ENERGIE ATOMIQUE 0 0 3 1 1 5
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH 2 2 0 0 1 5
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 0 2 0 3 0 5
FUJI XEROX CO., LTD. 0 0 0 4 1 5
FUJITSU LIMITED 0 1 2 0 2 5
GENERAL MOTORS CORPORATION 1 4 0 0 0 5
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 2 1 0 0 2 5
IDEMITSU KOSAN COMPANY LIMITED 0 2 1 1 1 5
INTEMATIX CORPORATION 0 0 0 3 2 5
KONICA MINOLTA MEDICAL & GRAPHIC, INC. 0 0 0 0 5 5
KONINKLIJKE PHILIPS ELECTRONICS N.V. 3 0 0 2 0 5
QINETIQ LIMITED 2 0 0 1 2 5
SANYO ELECTRIC CO., LTD. 1 2 1 0 1 5
SARNOFF CORPORATION 1 0 2 1 1 5
TEXACO INC. 3 0 0 1 1 5
TOKUYAMA CORPORATION 2 0 2 0 1 5
TRANSITIONS OPTICAL, INC. 1 0 2 1 1 5
UBE INDUSTRIES LTD. 1 0 3 1 0 5
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 2 1 0 1 1 5


PTMT Contacts

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

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

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