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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes,
Breakout By Organization

Count of 2005 - 2009 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 315, Electric Lamp and Discharge Devices: Systems

( 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 2005 2006 2007 2008 2009 Total
~INDIVIDUALLY OWNED PATENT 54 47 36 23 24 184
KONINKLIJKE PHILIPS ELECTRONICS N.V. 18 10 16 14 19 77
SAMSUNG ELECTRONICS CO., LTD. 11 11 18 21 15 76
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 10 25 22 16 2 75
OSRAM SYLVANIA INC. 7 17 25 13 8 70
KOITO MANUFACTURING COMPANY LIMITED 10 11 15 12 11 59
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 20 16 5 6 0 47
LG ELECTRONICS INC. 12 11 9 4 3 39
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 10 15 7 5 2 39
INTERNATIONAL RECTIFIER CORPORATION 7 6 7 9 8 37
LUTRON ELECTRONICS COMPANY, INC. 3 10 12 6 5 36
GENERAL ELECTRIC COMPANY 10 5 5 12 3 35
USHIO DENKI KABUSHIKI KAISYA 8 9 6 8 4 35
MICROSEMI CORP. 5 3 16 4 4 32
MATSUSHITA ELECTRIC WORKS, LTD. 10 8 0 11 1 30
SAMSUNG SDI CO., LTD. 7 11 6 4 2 30
HON HAI PRECISION IND. CO., LTD. 1 1 4 12 8 26
AU OPTRONICS CORP. 5 4 9 7 0 25
COLOR KINETICS, INC. 7 6 12 0 0 25
LG. PHILIPS LCD CO., LTD. 4 2 11 8 0 25
ZIPPY TECHNOLOGY CORP. 4 4 8 3 5 24
HITACHI, LTD 8 7 4 2 1 22
MITSUBISHI DENKI KABUSHIKI KAISHA 2 7 4 4 5 22
CANON KABUSHIKI KAISHA 7 6 7 1 0 21
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 0 4 4 4 9 21
MONOLITHIC POWER SYSTEMS, INC. 2 0 6 9 4 21
ROHM COMPANY LIMITED 4 5 3 4 4 20
SEIKO EPSON CORPORATION 6 3 4 3 4 20
PHILIPS SOLID-STATE LIGHTING SOLUTIONS, INC. 0 0 0 9 10 19
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 6 6 3 2 1 18
TOKYO ELECTRON LIMITED 4 6 2 2 1 15
E2V TECHNOLOGIES (UK) LTD. 1 1 7 2 3 14
O2 MICRO INTERNATIONAL LTD. 1 0 3 6 4 14
SAMSUNG ELECTRO-MECHANICS CO., LTD. 2 1 4 4 3 14
EASTMAN KODAK COMPANY 5 6 1 1 0 13
LG DISPLAY CO., LTD. 0 0 0 4 8 12
LUXIM CORPORATION 1 0 0 7 4 12
NGK INSULATORS LTD. 4 3 2 1 2 12
SANYO ELECTRIC CO., LTD. 2 7 1 2 0 12
SONY CORPORATION 2 2 2 2 4 12
UNIVERSAL LIGHTING TECHNOLOGIES, INC. 0 5 2 5 0 12
ACCESS BUSINESS GROUP INTERNATIONAL LLC 1 0 2 3 5 11
DENSO CORPORATION 1 2 2 3 3 11
HARISON TOSHIBA LIGHTING CORP. 5 1 4 1 0 11
BEYOND INNOVATION TECHNOLOGY CO., LTD. 1 3 3 2 1 10
DELTA ELECTRONICS INC. 2 0 4 2 2 10
NATIONAL SEMICONDUCTOR CORPORATION 2 6 0 1 1 10
PIONEER CORPORATION 3 4 2 1 0 10
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 2 4 2 1 10
TDK CORPORATION 1 1 6 2 0 10
TOHOKU PIONEER CORPORATION 2 4 3 1 0 10
BEN Q CORPORATION 2 4 3 0 0 9
HITACHI DISPLAYS, LTD. 1 3 3 1 1 9
LAM RESEARCH CORPORATION 7 0 1 1 0 9
SYSTEM-GENERAL CORPORATION 0 0 4 2 3 9
THOMSON LICENSING S.A. 2 4 3 0 0 9
DARFON ELECTRONICS CORP. 1 1 3 3 0 8
FUNAI ELECTRIC CO., LTD. 1 1 2 4 0 8
HIMAX TECHNOLOGIES LIMITED 0 0 3 1 4 8
INTERSIL AMERICAS INC. 1 3 0 1 3 8
NEC MICROWAVE TUBE, LTD. 0 5 0 1 2 8
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION 1 2 3 2 0 8
DIALIGHT CORPORATION 0 4 1 0 2 7
PANASONIC ELECTRIC WORKS, LTD. 0 0 0 1 6 7
STMICROELECTRONICS S.A. 2 4 0 0 1 7
TOSHIBA CORPORATION 2 3 1 1 0 7
FUJITSU HITACHI PLASMA DISPLAY LIMITED 3 2 1 0 0 6
HONEYWELL INTERNATIONAL INC. 0 2 0 4 0 6
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 1 0 0 1 4 6
INFINEON TECHNOLOGIES AG 1 0 0 2 3 6
LEVITON MANUFACTURING CO. INC. 1 1 0 0 4 6
LIEN CHANG ELECTRONIC ENTERPRISE CO., LTD. 0 2 3 0 1 6
MICRON TECHNOLOGY, INC. 2 3 1 0 0 6
PANASONIC CORPORATION 0 0 0 1 5 6
TIR TECHNOLOGY LP 0 0 0 4 2 6
TRIDONICATCO GMBH & CO. KG 2 2 0 2 0 6
APPLIED MATERIALS, INC. 3 0 1 0 1 5
AZOTEQ (PTY) LIMITED 1 0 1 2 1 5
BAYCO PRODUCTS INCORPORATED 0 1 1 3 0 5
BRUCE INDUSTRIES, INC. 2 2 1 0 0 5
CHUNGHWA PICTURE TUBES, LTD. 1 2 0 0 2 5
HAMAMATSU PHOTONICS KABUSHIKI KAISHA 0 2 1 1 1 5
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 1 1 2 0 1 5
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 0 0 3 1 1 5
JEFFERSON SCIENCE ASSOCIATES, LLC 0 1 1 3 0 5
KRONOS ADVANCED TECHNOLOGIES, INC. 2 1 2 0 0 5
LITE-ON TECHNOLOGY CORPORATION 1 1 1 2 0 5
NEC CORPORATION 1 2 1 1 0 5
NXSTEPS COMMUNICATIONS 1 2 1 0 1 5
OSRAM OPTO SEMICONDUCTORS GMBH 0 0 0 3 2 5
RICHTEK TECHNOLOGY CORP. 0 2 0 1 2 5
SANKEN ELECTRIC COMPANY LIMITED 0 1 0 1 3 5
SEMEQUIP, INC. 0 2 0 1 2 5
SIEMENS MEDICAL SOLUTIONS USA, INC. 1 2 2 0 0 5
THE WATT STOPPER 1 1 0 2 1 5
TOYODA GOSEI KABUSHIKI KAISHA 1 2 0 2 0 5
ZOND, INC. 2 1 0 2 0 5


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Electronic Information Products Division - PTMT
P.O Box 1450
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fax: (571) 273-0110
email: oeip@uspto.gov

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selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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