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

Patenting In Technology Classes,
Breakout By Organization

Count of 2008 - 2012 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 363, Electric Power Conversion 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 2008 2009 2010 2011 2012 Total
POWER INTEGRATIONS, INC. 11 16 14 23 36 100
~INDIVIDUALLY OWNED PATENT 9 18 20 12 15 74
SYSTEM-GENERAL CORPORATION 13 11 14 17 8 63
SANKEN ELECTRIC COMPANY LIMITED 16 17 5 4 13 55
GENERAL ELECTRIC COMPANY 6 6 10 13 11 46
DELTA ELECTRONICS INC. 8 9 9 7 10 43
MITSUBISHI DENKI KABUSHIKI KAISHA 2 11 8 9 7 37
SAMSUNG ELECTRONICS CO., LTD. 6 6 12 8 5 37
FAIRCHILD KOREA SEMICONDUCTOR, LTD. 1 3 11 7 9 31
SIEMENS AKTIENGESELLSCHAFT 1 5 3 9 9 27
ROCKWELL AUTOMATION TECHNOLOGIES, INC. 3 9 4 4 5 25
HITACHI, LTD 1 6 5 9 3 24
PANASONIC CORPORATION 0 3 8 5 7 23
ACTIVE-SEMI, INC. 0 2 5 11 4 22
MURATA MANUFACTURING CO., LTD. 4 4 6 2 6 22
ROHM CO., LTD. 7 8 5 2 0 22
TDK CORPORATION 7 3 6 3 2 21
HONEYWELL INTERNATIONAL INC. 4 3 7 2 4 20
DAIKIN INDUSTRIES LIMITED 1 1 2 6 9 19
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC 6 6 2 5 0 19
STMICROELECTRONICS S.R.L. 4 1 2 2 10 19
TEXAS INSTRUMENTS, INCORPORATED 3 0 6 7 3 19
INNOCOM TECHNOLOGY (SHENZHEN) CO., LTD. 0 0 8 7 3 18
IWATT, INC. 3 6 1 4 4 18
TOYOTA JIDOSHA K.K. 3 1 7 5 2 18
INTERNATIONAL RECTIFIER CORPORATION 4 2 2 4 5 17
DENSO CORPORATION 0 5 6 1 4 16
INFINEON TECHNOLOGIES AG 4 0 5 2 5 16
SAMSUNG ELECTRO-MECHANICS CO., LTD. 0 2 1 5 8 16
SMA SOLAR TECHNOLOGY AG. 1 0 4 4 7 16
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 3 5 3 3 1 15
CAMBRIDGE SEMICONDUCTOR LIMITED 2 6 2 3 1 14
FAIRCHILD SEMICONDUCTOR CORPORATION 1 3 2 4 4 14
ON-BRIGHT ELECTRONICS (SHANGHAI) CO., LTD. 1 2 5 1 5 14
ABB OY 2 3 2 3 3 13
ASTEC INTERNATIONAL, LTD. 3 6 0 0 4 13
FLEXTRONICS AP, LLC 0 0 4 4 5 13
KONINKLIJKE PHILIPS ELECTRONICS N.V. 1 3 3 2 4 13
LEADTREND TECHNOLOGY CORPORATION 1 4 2 4 2 13
O2 MICRO INTERNATIONAL LTD. 2 7 3 1 0 13
ABB (SCHWEIZ) AG 2 3 3 2 2 12
FUJI ELECTRIC SYSTEMS CO., LTD. 0 0 7 5 0 12
RICHTEK TECHNOLOGY CORP. 1 4 3 2 2 12
ABB TECHNOLOGY LTD. 1 0 1 2 7 11
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 2 3 1 5 0 11
NATIONAL SEMICONDUCTOR CORPORATION 4 0 3 2 2 11
RENESAS ELECTRONICS CORP. 0 0 1 7 3 11
TOSHIBA CORPORATION 2 2 4 2 1 11
ACBEL POLYTECH, INC. 0 1 1 2 6 10
FUJI ELECTRIC CO., LTD. 0 0 0 0 10 10
HAMILTON SUNDSTRAND CORPORATION 1 0 2 5 2 10
KABUSHIKI KAISHA YASKAWA DENKI 0 3 3 1 3 10
MONOLITHIC POWER SYSTEMS, INC. 1 0 0 1 8 10
NISSAN MOTOR COMPANY, LIMITED 0 3 5 1 1 10
NXP B.V. 2 0 1 4 3 10
ANALOG DEVICES, INC. 1 5 1 2 0 9
EATON CORPORATION 1 2 3 2 1 9
FSP TECHNOLOGY INC. 1 0 2 4 2 9
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 0 0 4 2 3 9
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 2 1 1 3 2 9
MITSUMI ELECTRIC CO., LTD. 0 2 2 2 3 9
NIKO SEMICONDUCTOR CO., LTD. 2 0 0 5 2 9
SONY CORPORATION 5 0 2 1 1 9
VLT, INC. 3 3 1 2 0 9
ZIPPY TECHNOLOGY CORP. 1 4 0 3 1 9
ABB RESEARCH LTD. 2 3 2 0 1 8
ABB TECHNOLOGY AG 1 0 0 0 7 8
CHICONY POWER TECHNOLOGY CO., LTD. 0 0 1 3 4 8
DELL PRODUCTS, L.P. 0 2 4 2 0 8
INFINEON TECHNOLOGIES AUSTRIA AG 0 1 2 4 1 8
LOCKHEED MARTIN CORPORATION 0 3 2 3 0 8
SANYO ELECTRIC CO., LTD. 1 1 1 4 1 8
SILICON LABORATORIES INC. 3 2 1 1 1 8
SOLARBRIDGE TECHNOLOGIES, INC. 0 0 1 1 6 8
THOMSON LICENSING S.A. 3 1 2 1 1 8
ALSTOM TECHNOLOGY LTD 2 1 3 1 0 7
AMERICAN POWER CONVERSION CORPORATION 0 2 0 3 2 7
CANON KABUSHIKI KAISHA 2 1 0 0 4 7
CIRRUS LOGIC, INC. 0 0 2 3 2 7
COMARCO WIRELESS TECHNOLOGIES, INC. 3 3 0 0 1 7
CONTINENTAL AUTOMOTIVE SYSTEMS US, INC. 2 3 1 0 1 7
FUJI ELECTRIC DEVICE TECHNOLOGY CO., LTD. 1 2 3 1 0 7
INTERSIL AMERICAS INC. 0 0 2 4 1 7
MARVELL INTERNATIONAL LTD. 1 0 2 2 2 7
SANSHA ELECTRIC MANUFACTURING CO., LTD. 2 2 0 0 3 7
VACON OYJ 1 1 3 1 1 7
VOLTERRA SEMICONDUCTOR CORPORATION 1 2 2 2 0 7
ABLEREX ELECTRONICS CO., LTD. 0 0 2 3 1 6
BCD SEMICONDUCTOR MANUFACTURING LIMITED 0 0 0 4 2 6
GRENERGY OPTO, INC. 0 0 1 5 0 6
INTERNATIONAL BUSINESS MACHINES CORPORATION 2 1 2 0 1 6
LG ELECTRONICS INC. 2 3 0 1 0 6
TECO-WESTINGHOUSE MOTOR COMPANY 0 0 1 2 3 6
VIRGINIA TECH INTELLECTUAL PROPERTIES, INC. 0 2 2 1 1 6
AGERE SYSTEMS INC. 1 1 2 1 0 5
AUSTRIAMICROSYSTEMS AG 0 0 2 1 2 5
DET INTERNATIONAL HOLDING LIMITED 2 1 2 0 0 5
FLEXTRONICS INTERNATIONAL USA, INC. 0 0 4 1 0 5
FUNAI ELECTRIC CO., LTD. 1 0 1 0 3 5
HARRIS CORP. 0 0 2 1 2 5
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 1 2 0 2 5
HUAWEI TECHNOLOGIES CO., LTD. 0 0 0 1 4 5
RENESAS TECHNOLOGY CORPORATION 1 3 1 0 0 5
RICOH COMPANY, LTD. 0 2 1 0 2 5
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 0 0 0 3 2 5
SYNQOR, INC. 0 2 1 1 1 5
TOSHIBA INTERNATIONAL CORPORATION 1 0 0 2 2 5
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 1 0 1 0 3 5


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


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