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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 445, Electric Lamp or Space Discharge Component or Device Manufacturing

( 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
CANON KABUSHIKI KAISHA 25 33 26 15 11 110
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 29 17 24 13 6 89
MICRON TECHNOLOGY, INC. 12 5 7 0 2 26
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 3 1 8 7 6 25
SAMSUNG SDI CO., LTD. 3 8 5 1 7 24
LG. PHILIPS LCD CO., LTD. 2 5 5 6 4 22
SONY CORPORATION 5 6 2 3 1 17
TOSHIBA CORPORATION 3 2 3 9 0 17
LG ELECTRONICS INC. 4 5 3 2 1 15
GENERAL ELECTRIC COMPANY 4 4 2 2 2 14
SANYO ELECTRIC CO., LTD. 3 3 4 2 0 12
~INDIVIDUALLY OWNED PATENT 3 3 3 2 1 12
EASTMAN KODAK COMPANY 2 3 4 1 1 11
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 3 1 3 3 1 11
OSRAM SYLVANIA INC. 3 3 1 3 1 11
KONINKLIJKE PHILIPS ELECTRONICS N.V. 2 2 3 1 2 10
NGK SPARK PLUG CO., LTD. 5 1 3 1 0 10
SEIKO EPSON CORPORATION 1 0 4 5 0 10
3M INNOVATIVE PROPERTIES COMPANY 3 0 1 5 0 9
AU OPTRONICS CORP. 4 2 1 0 2 9
DENSO CORPORATION 2 2 2 3 0 9
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 3 2 3 0 1 9
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 0 3 3 1 2 9
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION 2 2 4 1 0 9
TECO NANOTECH CO., LTD. 0 0 4 4 1 9
PIONEER CORPORATION 1 0 5 1 1 8
FUJITSU LIMITED 1 5 1 0 0 7
KOITO MANUFACTURING COMPANY LIMITED 2 3 0 1 1 7
ADVANCED LIGHTING TECHNOLOGIES, INC. 2 2 1 0 1 6
MOTOROLA, INC. 2 2 1 0 1 6
NEC CORPORATION 2 1 2 1 0 6
RITDISPLAY CORPORATION 2 2 2 0 0 6
THOMSON LICENSING S.A. 1 3 2 0 0 6
TSINGHUA UNIVERSITY 0 1 2 1 2 6
CHUNGHWA PICTURE TUBES, LTD. 0 2 1 1 1 5
CORNING INCORPORATED 1 0 1 0 3 5
DAI NIPPON PRINTING CO. LTD 1 1 0 0 3 5
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 2 1 0 1 1 5
MITSUBISHI DENKI KABUSHIKI KAISHA 2 2 0 0 1 5
SAMSUNG ELECTRO-MECHANICS CO., LTD. 1 0 1 1 2 5


PTMT Contacts

Questions regarding these reports should be directed to:

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

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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