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

Patenting In Technology Classes,
Breakout By Organization

Count of 2011 - 2015 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 2011 2012 2013 2014 2015 Total
TEXAS INSTRUMENTS, INCORPORATED 30 24 14 21 26 115
RICHTEK TECHNOLOGY CORP. 14 20 28 26 13 101
INTERSIL AMERICALS LLC 21 29 21 16 13 100
RENESAS ELECTRONICS CORP. 13 14 16 11 14 68
RICOH COMPANY, LTD. 17 19 10 15 5 66
TOSHIBA CORPORATION 3 6 10 15 24 58
~INDIVIDUALLY OWNED PATENT 6 12 16 7 14 55
FREESCALE SEMICONDUCTOR, INC. 9 11 9 7 15 51
POWER INTEGRATIONS, INC. 14 12 13 9 3 51
SEIKO INSTRUMENTS INC. 11 5 9 16 10 51
INTERNATIONAL RECTIFIER CORPORATION 15 8 11 9 5 48
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC 11 8 4 15 6 44
INFINEON TECHNOLOGIES AUSTRIA AG 8 6 7 10 12 43
ROHM CO., LTD. 14 9 5 9 6 43
SAMSUNG ELECTRONICS CO., LTD. 11 5 7 8 10 41
LINEAR TECHNOLOGY CORPORATION 7 7 8 9 6 37
INFINEON TECHNOLOGIES AG 11 9 1 7 7 35
STMICROELECTRONICS S.R.L. 9 5 10 2 9 35
MONOLITHIC POWER SYSTEMS, INC. 11 5 6 8 4 34
NATIONAL SEMICONDUCTOR CORPORATION 14 7 6 3 3 33
ANALOG DEVICES, INC. 3 8 8 7 6 32
FUJITSU SEMICONDUCTOR LIMITED 8 8 11 4 1 32
NXP B.V. 4 4 8 6 10 32
MAXIM INTEGRATED PRODUCTS, INC. 0 3 9 8 11 31
ANPEC ELECTRONICS CORPORATION 2 6 6 9 7 30
ST-ERICSSON SA 7 4 3 6 9 29
FAIRCHILD SEMICONDUCTOR CORPORATION 2 4 5 8 9 28
FUJI ELECTRIC CO., LTD. 0 4 8 10 5 27
PANASONIC CORPORATION 11 6 5 3 2 27
TEXAS INSTRUMENTS DEUTSCHLAND GMBH 6 5 3 8 4 26
UPI SEMICONDUCTOR CORPORATION 6 1 2 5 12 26
MITSUBISHI DENKI KABUSHIKI KAISHA 2 2 4 6 10 24
FUJITSU LIMITED 5 5 3 6 4 23
DELTA ELECTRONICS INC. 4 4 3 5 6 22
DIALOG SEMICONDUCTOR GMBH 0 2 6 5 9 22
SANKEN ELECTRIC COMPANY LIMITED 5 4 8 3 2 22
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. 1 1 8 5 7 22
INTERNATIONAL BUSINESS MACHINES CORPORATION 8 5 3 2 3 21
VOLTERRA SEMICONDUCTOR CORPORATION 2 2 4 6 7 21
CHENGDU MONOLITHIC POWER SYSTEMS CO., LTD. 0 0 1 8 11 20
INTEL CORPORATION 5 5 4 3 3 20
MARVELL INTERNATIONAL LTD. 4 5 3 4 4 20
QUALCOMM, INC. 1 2 3 2 12 20
ADVANCED ANALOGIC TECHNOLOGIES, INC. 3 2 5 8 1 19
DENSO CORPORATION 4 3 3 4 5 19
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 2 4 8 4 1 19
AMS AG 2 5 2 3 6 18
CIRRUS LOGIC, INC. 6 5 3 3 1 18
FAIRCHILD KOREA SEMICONDUCTOR, LTD. 2 7 3 1 4 17
O2 MICRO, INC. 0 5 7 1 4 17
MICROCHIP TECHNOLOGY INCORPORATED 1 1 5 5 4 16
MITSUMI ELECTRIC CO., LTD. 0 3 2 7 4 16
SAMSUNG ELECTRO-MECHANICS CO., LTD. 2 2 2 6 4 16
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 1 2 3 5 5 16
SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD 0 0 1 9 6 16
SPANSION LLC 1 0 5 7 3 16
DELL PRODUCTS, L.P. 6 1 3 4 1 15
MEDIATEK INC. 4 7 1 0 3 15
MICREL INCORPORATED 1 0 4 5 5 15
NOVATEK MICROELECTRONICS CORP. 1 3 3 3 5 15
REALTEK SEMICONDUCTOR CORPORATION 0 2 3 7 3 15
GREEN SOLUTION TECHNOLOGY CO., LTD. 1 2 2 2 7 14
SK HYNIX INC. 0 2 1 6 5 14
CYPRESS SEMICONDUCTOR CORP. 4 2 1 3 3 13
HON HAI PRECISION IND. CO., LTD. 1 2 4 6 0 13
MARVELL WORLD TRADE LTD. 4 4 2 3 0 13
TOYOTA JIDOSHA K.K. 0 2 1 4 6 13
APPLE, INC. 2 2 4 3 1 12
R2 SEMICONDUCTOR, INC. 0 3 3 2 4 12
SANDISK TECHNOLOGIES INC. 0 0 2 2 8 12
SIEMENS AKTIENGESELLSCHAFT 0 1 1 4 6 12
ATMEL CORPORATION 0 2 2 3 4 11
ENPIRION, INC. 3 2 2 4 0 11
GENERAL ELECTRIC COMPANY 0 2 3 3 3 11
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 3 2 0 1 5 11
LEADTREND TECHNOLOGY CORPORATION 0 1 3 3 4 11
MICRON TECHNOLOGY, INC. 3 2 2 2 2 11
MICROSEMI CORP. 4 3 3 0 1 11
SYSTEM-GENERAL CORPORATION 3 1 2 2 3 11
ALPHA AND OMEGA SEMICONDUCTOR INCORPORATED 0 2 4 3 1 10
ASTEC INTERNATIONAL, LTD. 3 3 2 0 2 10
ASUSTEK COMPUTER INC. 2 5 1 1 1 10
BROADCOM CORPORATION 3 0 2 2 3 10
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 2 2 4 2 10
INTEGRATED DEVICE TECHNOLOGY, INC. 1 1 2 2 4 10
L& L ENGINEERING, LLC 4 3 3 0 0 10
RF MICRO DEVICES, INC. 1 0 0 2 7 10
TELEFONAKTIEBOLAGET L M ERICSSON (PUBL.) 2 1 1 5 1 10
ABB TECHNOLOGY AG 2 4 2 1 0 9
ANALOG DEVICES GLOBAL 0 0 0 0 9 9
CANON KABUSHIKI KAISHA 1 0 1 5 2 9
FSP TECHNOLOGY INC. 1 3 0 4 1 9
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 2 3 0 4 0 9
HYNIX SEMICONDUCTOR INC. 4 1 3 1 0 9
MEDIATEK SINGAPORE PTE LTD 0 2 1 4 2 9
SILICON LABORATORIES INC. 2 1 3 2 1 9
ALTERA CORPORATION 1 3 2 0 2 8
EXAR CORPORATION 1 3 4 0 0 8
STMICROELECTRONICS (SHENZHEN) R& D CO., LTD. 0 0 2 1 5 8
DONGBU HITEK CO., LTD. 3 2 1 0 1 7
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 1 1 1 1 3 7
HIMAX ANALOGIC, INC. 3 0 1 2 1 7
HITACHI, LTD 2 3 1 0 1 7
MURATA MANUFACTURING CO., LTD. 1 1 3 2 0 7
SILERGY TECHNOLOGY 1 4 1 1 0 7
SONY CORPORATION 0 1 1 2 3 7
STMICROELECTRONICS INTERNATIONAL N.V. 0 0 0 3 4 7
SYNOPSYS INC. 2 0 3 1 1 7
WOLFSON MICROELECTRONICS LIMITED 1 1 4 1 0 7
ACTIVE-SEMI, INC. 3 2 0 1 0 6
ADAPTIVE DIGITAL POWER, INC. 0 0 2 2 2 6
COOPER TECHNOLOGIES COMPANY 0 0 0 2 4 6
ELITE SEMICONDUCTOR MEMORY TECHNOLOGY INC. 0 0 4 1 1 6
ETA SEMICONDUCTOR INC. 0 0 0 6 0 6
FUJI ELECTRIC SYSTEMS CO., LTD. 4 2 0 0 0 6
HIMAX TECHNOLOGIES LIMITED 1 1 3 1 0 6
LSI CORPORATION 1 1 1 3 0 6
LUTRON ELECTRONICS COMPANY, INC. 1 1 0 0 4 6
MASCHINENFABRIK REINHAUSEN GMBH 0 0 0 3 3 6
OKI SEMICONDUCTOR CO., LTD. 4 2 0 0 0 6
ON-BRIGHT ELECTRONICS (SHANGHAI) CO., LTD. 2 1 3 0 0 6
SOLAREDGE TECHNOLOGIES LTD. 1 2 1 1 1 6
ADVANCED ANALOG TECHNOLOGY, INC. 3 2 0 0 0 5
ADVANTEST CORP. 2 0 1 1 1 5
ETRON TECHNOLOGY, INC. 0 0 0 1 4 5
LOCKHEED MARTIN CORPORATION 1 0 2 1 1 5
NATIONAL TAIWAN UNIVERSITY 2 2 0 0 1 5
NVIDIA CORPORATION 0 1 0 0 4 5
OKIDATA CORPORATION 0 0 4 1 0 5
SOLARBRIDGE TECHNOLOGIES, INC. 0 1 2 2 0 5
STMICROELECTRONICS DESIGN AND APPLICATION S.R.O. 1 2 0 0 2 5



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