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

Patenting In Technology Classes,
Breakout By Organization

Count of 2001 - 2005 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 2001 2002 2003 2004 2005 Total
CANON KABUSHIKI KAISHA 15 16 19 25 33 108
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 5 9 9 29 17 69
MICRON TECHNOLOGY, INC. 15 22 9 12 5 63
SONY CORPORATION 5 2 7 5 6 25
SAMSUNG SDI CO., LTD. 2 1 6 3 8 20
LG ELECTRONICS INC. 2 2 4 4 5 17
~Individually Owned Patent 4 3 4 3 3 17
GENERAL ELECTRIC COMPANY 2 3 3 4 4 16
NEC CORPORATION 3 4 4 2 1 14
FUJITSU LIMITED 2 2 1 1 5 11
TOSHIBA CORPORATION 1 1 4 3 2 11
CANDESCENT TECHNOLOGIES CORPORATION 4 3 2 1 0 10
KOITO MANUFACTURING COMPANY LIMITED 0 1 4 2 3 10
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 6 2 2 10
MOTOROLA, INC. 1 2 3 2 2 10
NGK SPARK PLUG CO., LTD. 1 1 2 5 1 10
THOMSON LICENSING S.A. 1 0 5 1 3 10
DENSO CORPORATION 1 0 4 2 2 9
OSRAM SYLVANIA INC. 0 0 3 3 3 9
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 3 3 2 8
EASTMAN KODAK COMPANY 0 1 1 2 3 7
LG. PHILIPS LCD CO., LTD. 0 0 0 2 5 7
SANYO ELECTRIC CO., LTD. 0 1 0 3 3 7
ADVANCED LIGHTING TECHNOLOGIES, INC. 0 0 2 2 2 6
AU OPTRONICS CORP. 0 0 0 4 2 6
CANDESCENT INTELLECTUAL PROPERTY SERVICES, INC. 0 2 1 3 0 6
INTERNATIONAL BUSINESS MACHINES CORPORATION 2 2 1 0 1 6
MITSUBISHI DENKI KABUSHIKI KAISHA 0 0 2 2 2 6
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 0 0 3 0 3 6
SAMSUNG DISPLAY DEVICES CO., LTD. 5 1 0 0 0 6
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION 0 0 2 2 2 6
E. I. DU PONT DE NEMOURS AND COMPANY 0 1 4 0 0 5
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 1 0 1 2 1 5
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 1 0 3 1 5
RITDISPLAY CORPORATION 0 0 1 2 2 5
S.A.E.S. GETTERS S.P.A. 1 1 0 1 2 5
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 0 0 1 3 1 5
UNITED STATES OF AMERICA, NAVY 1 0 3 0 1 5


PTMB Contacts

Questions regarding these reports should be directed to:

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

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

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


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