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

Patenting In Technology Classes,
Breakout By Organization

Count of 2007 - 2011 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 2007 2008 2009 2010 2011 Total
~INDIVIDUALLY OWNED PATENT 36 23 24 36 46 165
KONINKLIJKE PHILIPS ELECTRONICS N.V. 16 14 19 24 48 121
SAMSUNG ELECTRONICS CO., LTD. 18 21 15 20 13 87
OSRAM SYLVANIA INC. 25 13 8 5 18 69
KOITO MANUFACTURING COMPANY LIMITED 15 12 11 8 6 52
GENERAL ELECTRIC COMPANY 5 12 3 14 16 50
LUTRON ELECTRONICS COMPANY, INC. 12 6 5 7 17 47
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 22 16 2 2 0 42
OSRAM GMBH 0 0 4 18 19 41
MICROSEMI CORP. 16 4 4 2 8 34
HON HAI PRECISION IND. CO., LTD. 4 12 8 6 2 32
INTERNATIONAL RECTIFIER CORPORATION 7 9 8 3 5 32
SEIKO EPSON CORPORATION 4 3 4 6 14 31
AU OPTRONICS CORP. 9 7 0 5 7 28
PHILIPS SOLID-STATE LIGHTING SOLUTIONS, INC. 0 9 10 8 1 28
MONOLITHIC POWER SYSTEMS, INC. 6 9 4 4 4 27
PANASONIC CORPORATION 0 1 5 11 9 26
ROHM COMPANY LIMITED 3 4 4 5 10 26
PANASONIC ELECTRIC WORKS CO., LTD. 0 1 6 4 12 23
ZIPPY TECHNOLOGY CORP. 8 3 5 5 2 23
LUXIM CORPORATION 0 7 4 4 7 22
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 4 4 9 4 1 22
SAMSUNG ELECTRO-MECHANICS CO., LTD. 4 4 3 4 7 22
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 7 5 2 0 8 22
USHIO DENKI KABUSHIKI KAISYA 6 8 4 1 3 22
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 4 2 1 7 7 21
LG DISPLAY CO., LTD. 0 4 8 4 4 20
LG ELECTRONICS INC. 9 4 3 2 2 20
MITSUBISHI DENKI KABUSHIKI KAISHA 4 4 5 4 3 20
O2 MICRO INTERNATIONAL LTD. 3 6 4 6 1 20
LG. PHILIPS LCD CO., LTD. 11 8 0 0 0 19
SONY CORPORATION 2 2 4 4 6 18
UNIVERSAL LIGHTING TECHNOLOGIES, INC. 2 5 0 6 5 18
SANKEN ELECTRIC COMPANY LIMITED 0 1 3 4 9 17
SAMSUNG SDI CO., LTD. 6 4 2 1 3 16
DELTA ELECTRONICS INC. 4 2 2 1 6 15
INNOCOM TECHNOLOGY (SHENZHEN) CO., LTD. 0 3 1 6 5 15
E2V TECHNOLOGIES (UK) LTD. 7 2 3 0 2 14
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 3 1 1 4 5 14
CANON KABUSHIKI KAISHA 7 1 0 1 4 13
EXCLARA INC. 1 0 2 3 7 13
COLOR KINETICS, INC. 12 0 0 0 0 12
MATSUSHITA ELECTRIC WORKS, LTD. 0 11 1 0 0 12
ACCESS BUSINESS GROUP INTERNATIONAL LLC 2 3 5 1 0 11
DENSO CORPORATION 2 3 3 2 1 11
HIMAX TECHNOLOGIES LIMITED 3 1 4 3 0 11
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 5 6 0 0 0 11
SYSTEM-GENERAL CORPORATION 4 2 3 2 0 11
HITACHI, LTD 4 2 1 2 1 10
O2 MICRO, INC. 0 0 0 0 10 10
BEYOND INNOVATION TECHNOLOGY CO., LTD. 3 2 1 2 1 9
FUNAI ELECTRIC CO., LTD. 2 4 0 0 3 9
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 1 4 3 1 9
MICREL INCORPORATED 1 0 3 3 2 9
SUMIDA CORPORATION 2 1 1 3 2 9
TDK CORPORATION 6 2 0 0 1 9
TEXAS INSTRUMENTS, INCORPORATED 0 1 1 5 2 9
CHUNGHWA PICTURE TUBES, LTD. 0 0 2 0 6 8
DARFON ELECTRONICS CORP. 3 3 0 0 2 8
HONEYWELL INTERNATIONAL INC. 0 4 0 3 1 8
NGK INSULATORS LTD. 2 1 2 2 1 8
RICHTEK TECHNOLOGY CORP. 0 1 2 1 4 8
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 3 2 1 1 1 8
VIRGIN ISLANDS MICROSYSTEMS, INC. 0 0 1 5 2 8
AMPOWER TECHNOLOGY CO., LTD. 0 0 0 2 5 7
AZOTEQ (PTY) LIMITED 1 2 1 2 1 7
CIRRUS LOGIC, INC. 1 0 0 4 2 7
CREE, INC. 0 0 1 3 3 7
FREESCALE SEMICONDUCTOR, INC. 0 0 0 2 5 7
HIMAX ANALOGIC, INC. 0 0 1 2 4 7
LEVITON MANUFACTURING CO. INC. 0 0 4 2 1 7
MUSCO CORPORATION 1 0 0 3 3 7
NATIONAL SEMICONDUCTOR CORPORATION 0 1 1 1 4 7
ON-BRIGHT ELECTRONICS (SHANGHAI) CO., LTD. 1 1 1 3 1 7
TOKYO ELECTRON LIMITED 2 2 1 0 2 7
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION 3 2 0 1 1 7
HARISON TOSHIBA LIGHTING CORP. 4 1 0 0 1 6
HITACHI DISPLAYS, LTD. 3 1 1 0 1 6
INFINEON TECHNOLOGIES AG 0 2 3 0 1 6
INTERSIL AMERICAS INC. 0 1 3 0 2 6
LG INNOTEK CO., LTD 0 0 1 3 2 6
LINEAR TECHNOLOGY CORPORATION 1 2 0 0 3 6
LOGAH TECHNOLOGY CORP. 3 0 0 3 0 6
MICROSEMI CORP.-ANALOG MIXED SIGNAL GROUP LTD. 0 1 2 1 2 6
NEC MICROWAVE TUBE, LTD. 0 1 2 2 1 6
OSRAM OPTO SEMICONDUCTORS GMBH 0 3 2 1 0 6
STMICROELECTRONICS S.R.L. 0 0 0 3 3 6
TIR TECHNOLOGY LP 0 4 2 0 0 6
ZOND, INC. 0 2 0 3 1 6
APPLIED MATERIALS, INC. 1 0 1 1 2 5
AVAGO TECHNOLOGIES ECBU IP (SINGAPORE) PTE. LTD. 1 1 1 0 2 5
BAYCO PRODUCTS INCORPORATED 1 3 0 0 1 5
FSP TECHNOLOGY INC. 0 0 1 4 0 5
JEFFERSON SCIENCE ASSOCIATES, LLC 1 3 0 1 0 5
MKS INSTRUMENTS, INC. 1 0 1 1 2 5
NIKO SEMICONDUCTOR CO., LTD. 0 1 0 2 2 5
SCHLUMBERGER TECHNOLOGY CORPORATION 0 0 1 1 3 5
SEMEQUIP, INC. 0 1 2 2 0 5
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC 0 0 2 2 1 5
TAIYO YUDEN CO., LTD. 0 2 1 0 2 5
VALEO VISION 1 2 1 0 1 5


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Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

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

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