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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 323, Electricity: Power Supply or Regulation 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
RICOH COMPANY, LTD. 15 27 34 17 19 112
TEXAS INSTRUMENTS, INCORPORATED 12 10 19 30 24 95
INTERSIL AMERICAS INC. 9 8 11 21 29 78
NATIONAL SEMICONDUCTOR CORPORATION 17 24 14 14 7 76
ROHM CO., LTD. 8 18 16 14 9 65
RICHTEK TECHNOLOGY CORP. 4 10 11 14 20 59
POWER INTEGRATIONS, INC. 7 10 12 14 12 55
FREESCALE SEMICONDUCTOR, INC. 4 8 15 9 11 47
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC 4 7 15 11 8 45
INTERNATIONAL RECTIFIER CORPORATION 5 8 8 15 8 44
INFINEON TECHNOLOGIES AG 4 8 11 11 9 43
PANASONIC CORPORATION 0 9 15 11 6 41
~INDIVIDUALLY OWNED PATENT 7 9 7 6 12 41
INTEL CORPORATION 7 10 11 5 5 38
LINEAR TECHNOLOGY CORPORATION 9 5 9 7 7 37
SEIKO INSTRUMENTS INC. 4 7 6 11 5 33
SAMSUNG ELECTRONICS CO., LTD. 4 3 8 11 5 31
RENESAS ELECTRONICS CORP. 0 0 2 13 14 29
STMICROELECTRONICS S.R.L. 3 8 4 9 5 29
ANALOG DEVICES, INC. 4 5 6 3 8 26
INTERNATIONAL BUSINESS MACHINES CORPORATION 5 2 4 8 5 24
MONOLITHIC POWER SYSTEMS, INC. 1 2 5 11 5 24
SYSTEM-GENERAL CORPORATION 2 11 5 3 1 22
FUJITSU LIMITED 8 3 0 5 5 21
MARVELL INTERNATIONAL LTD. 1 5 6 4 5 21
FAIRCHILD SEMICONDUCTOR CORPORATION 3 3 8 2 4 20
FUJITSU SEMICONDUCTOR LIMITED 0 0 4 8 8 20
MARVELL WORLD TRADE LTD. 3 5 4 4 4 20
SILICON LABORATORIES INC. 8 6 3 2 1 20
ST-ERICSSON SA 0 3 6 7 4 20
TOSHIBA CORPORATION 1 6 4 3 6 20
MEDIATEK INC. 2 4 2 4 7 19
MICREL INCORPORATED 7 5 6 1 0 19
NXP B.V. 4 4 3 4 4 19
DELL PRODUCTS, L.P. 4 6 0 6 1 17
TEXAS INSTRUMENTS DEUTSCHLAND GMBH 3 2 1 6 5 17
BROADCOM CORPORATION 4 4 5 3 0 16
INFINEON TECHNOLOGIES AUSTRIA AG 0 0 2 8 6 16
SANKEN ELECTRIC COMPANY LIMITED 2 2 3 5 4 16
CIRRUS LOGIC, INC. 0 0 4 6 5 15
FAIRCHILD KOREA SEMICONDUCTOR, LTD. 0 3 3 2 7 15
O2 MICRO INTERNATIONAL LTD. 4 5 5 1 0 15
RENESAS TECHNOLOGY CORPORATION 6 5 4 0 0 15
DELTA ELECTRONICS INC. 2 3 1 4 4 14
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 2 0 6 2 4 14
OKI SEMICONDUCTOR CO., LTD. 0 5 3 4 2 14
ADVANCED ANALOG TECHNOLOGY, INC. 2 3 3 3 2 13
DENSO CORPORATION 1 2 3 4 3 13
ANPEC ELECTRONICS CORPORATION 1 3 0 2 6 12
ASUSTEK COMPUTER INC. 1 3 1 2 5 12
STMICROELECTRONICS S.A. 4 4 2 1 1 12
ADVANCED ANALOGIC TECHNOLOGIES, INC. 0 1 5 3 2 11
FUJITSU MICROELECTRONICS LIMITED 0 4 7 0 0 11
L& L ENGINEERING, LLC 0 2 2 4 3 11
MICRON TECHNOLOGY, INC. 2 2 2 3 2 11
MITSUBISHI DENKI KABUSHIKI KAISHA 1 1 5 2 2 11
CHIL SEMICONDUCTOR, INC. 1 3 4 2 0 10
CYPRESS SEMICONDUCTOR CORP. 2 1 1 4 2 10
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 5 0 2 3 10
MITSUMI ELECTRIC CO., LTD. 2 2 3 0 3 10
NOVATEK MICROELECTRONICS CORP. 2 3 1 1 3 10
VIRGINIA TECH INTELLECTUAL PROPERTIES, INC. 0 6 4 0 0 10
VOLTERRA SEMICONDUCTOR CORPORATION 1 2 3 2 2 10
ASTEC INTERNATIONAL, LTD. 1 1 1 3 3 9
ATMEL CORPORATION 3 1 3 0 2 9
ENPIRION, INC. 1 1 2 3 2 9
HYNIX SEMICONDUCTOR INC. 1 1 2 4 1 9
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 2 0 2 3 2 9
ABB RESEARCH LTD. 0 0 6 1 1 8
ACTIVE-SEMI, INC. 0 0 3 3 2 8
APPLE, INC. 0 1 3 2 2 8
DIALOG SEMICONDUCTOR GMBH 1 4 1 0 2 8
FUJI ELECTRIC SYSTEMS CO., LTD. 0 0 2 4 2 8
HONEYWELL INTERNATIONAL INC. 1 3 1 2 1 8
MICROSEMI CORP. 1 0 0 4 3 8
NEC ELECTRONICS CORPORATION 3 2 3 0 0 8
POWER-ONE, INC. 5 1 2 0 0 8
REALTEK SEMICONDUCTOR CORPORATION 1 4 1 0 2 8
SIEMENS AKTIENGESELLSCHAFT 3 1 3 0 1 8
ALTERA CORPORATION 0 2 1 1 3 7
AUSTRIAMICROSYSTEMS AG 0 0 0 2 5 7
HITACHI, LTD 0 2 0 2 3 7
INVENTEC CORPORATION 0 1 4 2 0 7
LUTRON ELECTRONICS COMPANY, INC. 1 2 2 1 1 7
PRIMARION, INC. 1 3 0 3 0 7
QUALCOMM, INC. 1 0 3 1 2 7
SEIKO EPSON CORPORATION 1 2 3 0 1 7
UPI SEMICONDUCTOR CORPORATION 0 0 0 6 1 7
WOLFSON MICROELECTRONICS LIMITED 1 2 2 1 1 7
ZILKER LABS, INC. 1 1 3 1 1 7
ABB TECHNOLOGY AG 0 0 0 2 4 6
ARTESYN TECHNOLOGIES, INC. 3 3 0 0 0 6
FUJI ELECTRIC DEVICE TECHNOLOGY CO., LTD. 0 3 1 2 0 6
FUJITSU TEN LIMITED 0 1 4 1 0 6
HON HAI PRECISION IND. CO., LTD. 1 2 0 1 2 6
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 6 0 0 0 0 6
MURATA MANUFACTURING CO., LTD. 1 2 1 1 1 6
SAMSUNG ELECTRO-MECHANICS CO., LTD. 0 0 2 2 2 6
SEMTECH CORPORATION 3 1 2 0 0 6
SKYWORKS SOLUTIONS, INC. 1 2 2 1 0 6
ADVANTEST CORP. 1 1 1 2 0 5
CAMBRIDGE SEMICONDUCTOR LIMITED 0 2 3 0 0 5
DONGBU HITEK CO., LTD. 0 0 0 3 2 5
FARADAY TECHNOLOGY CORPORATION 1 0 3 1 0 5
GENERAL ELECTRIC COMPANY 1 2 0 0 2 5
KONINKLIJKE PHILIPS ELECTRONICS N.V. 2 1 0 0 2 5
NETLOGIC MICROSYSTEMS, INC. 1 0 2 1 1 5
O2 MICRO, INC. 0 0 0 0 5 5
ON-BRIGHT ELECTRONICS (SHANGHAI) CO., LTD. 0 1 1 2 1 5
RF MICRO DEVICES, INC. 2 2 0 1 0 5
SANYO ELECTRIC CO., LTD. 0 1 1 1 2 5
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 1 0 1 1 2 5
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 2 1 1 0 1 5
SILERGY TECHNOLOGY 0 0 0 1 4 5
STANDARD MICROSYSTEMS CORPORATION 0 2 1 1 1 5
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. 0 1 2 1 1 5
TOREX SEMICONDUCTOR LTD 0 3 1 0 1 5
TOYOTA JIDOSHA K.K. 0 1 2 0 2 5
UNIVERSITY OF COLORADO, THE REGENTS OF 1 1 0 2 1 5


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