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

Patenting In Technology Classes,
Breakout By Organization

Count of 2010 - 2014 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 2010 2011 2012 2013 2014 Total
POWER INTEGRATIONS, INC. 14 23 36 35 26 134
~INDIVIDUALLY OWNED PATENT 20 12 15 17 11 75
GENERAL ELECTRIC COMPANY 10 13 11 14 24 72
SYSTEM-GENERAL CORPORATION 14 17 8 11 15 65
DELTA ELECTRONICS INC. 9 7 10 12 20 58
MITSUBISHI DENKI KABUSHIKI KAISHA 8 9 7 14 18 56
SAMSUNG ELECTRONICS CO., LTD. 12 8 5 12 8 45
SIEMENS AKTIENGESELLSCHAFT 3 9 9 12 11 44
SANKEN ELECTRIC COMPANY LIMITED 5 4 13 14 7 43
FAIRCHILD KOREA SEMICONDUCTOR, LTD. 11 7 9 3 10 40
PANASONIC CORPORATION 8 5 7 11 8 39
FUJI ELECTRIC CO., LTD. 0 0 10 11 14 35
HITACHI, LTD 5 9 3 7 11 35
ABB TECHNOLOGY AG 0 0 7 14 13 34
DAIKIN INDUSTRIES LIMITED 2 6 9 6 10 33
MURATA MANUFACTURING CO., LTD. 6 2 6 9 10 33
SAMSUNG ELECTRO-MECHANICS CO., LTD. 1 5 8 6 11 31
TEXAS INSTRUMENTS, INCORPORATED 6 7 3 3 11 30
NXP B.V. 1 4 3 12 8 28
STMICROELECTRONICS S.R.L. 2 2 10 6 7 27
SMA SOLAR TECHNOLOGY AG. 4 4 7 5 5 25
FLEXTRONICS AP, LLC 4 4 5 6 5 24
ON-BRIGHT ELECTRONICS (SHANGHAI) CO., LTD. 5 1 5 7 6 24
ROCKWELL AUTOMATION TECHNOLOGIES, INC. 4 4 5 8 3 24
DENSO CORPORATION 6 1 4 5 6 22
INFINEON TECHNOLOGIES AG 5 2 5 7 3 22
SOLARBRIDGE TECHNOLOGIES, INC. 1 1 6 7 7 22
TOYOTA JIDOSHA K.K. 7 5 2 3 5 22
ACTIVE-SEMI, INC. 5 11 4 0 0 20
HAMILTON SUNDSTRAND CORPORATION 2 5 2 4 5 18
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 4 2 3 7 2 18
INNOCOM TECHNOLOGY (SHENZHEN) CO., LTD. 8 7 3 0 0 18
RICHTEK TECHNOLOGY CORP. 3 2 2 6 5 18
MONOLITHIC POWER SYSTEMS, INC. 0 1 8 7 1 17
TOSHIBA CORPORATION 4 2 1 8 2 17
ABB RESEARCH LTD. 2 0 1 9 4 16
KABUSHIKI KAISHA YASKAWA DENKI 3 1 3 2 7 16
RENESAS ELECTRONICS CORP. 1 7 3 3 2 16
TDK CORPORATION 6 3 2 1 4 16
ASTEC INTERNATIONAL, LTD. 0 0 4 4 7 15
BCD SEMICONDUCTOR MANUFACTURING LIMITED 0 4 2 4 5 15
FAIRCHILD SEMICONDUCTOR CORPORATION 2 4 4 3 2 15
HONEYWELL INTERNATIONAL INC. 7 2 4 0 2 15
ABB OY 2 3 3 3 3 14
ALSTOM TECHNOLOGY LTD 3 1 0 2 8 14
CHICONY POWER TECHNOLOGY CO., LTD. 1 3 4 1 4 13
IDEAL POWER CONVERTERS, INC. 1 0 2 10 0 13
ROHM CO., LTD. 5 2 0 0 6 13
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC 2 5 0 1 5 13
ABB TECHNOLOGY LTD. 1 2 7 1 1 12
FSP TECHNOLOGY INC. 2 4 2 2 2 12
FUJI ELECTRIC SYSTEMS CO., LTD. 7 5 0 0 0 12
GM GLOBAL TECHNOLOGY OPERATIONS LLC 3 3 1 5 0 12
INFINEON TECHNOLOGIES AUSTRIA AG 2 4 1 2 3 12
INTERNATIONAL RECTIFIER CORPORATION 2 4 5 1 0 12
IWATT, INC. 1 4 4 3 0 12
ABB (SCHWEIZ) AG 3 2 2 0 4 11
DELTA ELECTRONICS (SHANGHAI) CO., LTD. 0 0 0 0 11 11
ENPHASE ENERGY, INC. 2 2 0 1 6 11
INTERSIL AMERICALS LLC 2 4 1 3 1 11
KONINKLIJKE PHILIPS ELECTRONICS N.V. 3 2 4 2 0 11
LEADTREND TECHNOLOGY CORPORATION 2 4 2 2 1 11
ACBEL POLYTECH, INC. 1 2 6 0 1 10
APPLE, INC. 1 0 3 2 4 10
CANON KABUSHIKI KAISHA 0 0 4 3 3 10
HUAWEI TECHNOLOGIES CO., LTD. 0 1 4 4 1 10
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 1 3 2 2 2 10
INTERNATIONAL BUSINESS MACHINES CORPORATION 2 0 1 4 3 10
NATIONAL SEMICONDUCTOR CORPORATION 3 2 2 1 2 10
NIKO SEMICONDUCTOR CO., LTD. 0 5 2 1 2 10
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 0 3 2 3 2 10
SONY CORPORATION 2 1 1 3 3 10
CIRRUS LOGIC, INC. 2 3 2 2 0 9
MITSUMI ELECTRIC CO., LTD. 2 2 3 1 1 9
POWER SYSTEMS TECHNOLOGIES, LTD. 0 0 0 4 5 9
TOYODA JIDOSHOKKI SEISAKUSHO KABUSHIKI KAISHA 1 5 0 0 3 9
CAMBRIDGE SEMICONDUCTOR LIMITED 2 3 1 2 0 8
ENECSYS LIMITED 0 0 1 6 1 8
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 2 0 2 1 3 8
MARVELL INTERNATIONAL LTD. 2 2 2 1 1 8
NISSAN MOTOR COMPANY, LIMITED 5 1 1 0 1 8
O2 MICRO, INC. 0 0 3 3 2 8
SANYO ELECTRIC CO., LTD. 1 4 1 2 0 8
SCHNEIDER TOSHIBA INVERTER EUROPE SAS 1 0 1 4 2 8
TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION 0 0 1 5 2 8
ABLEREX ELECTRONICS CO., LTD. 2 3 1 0 1 7
AMS AG 2 1 2 1 1 7
DELL PRODUCTS, L.P. 4 2 0 1 0 7
EATON CORPORATION 3 2 1 0 1 7
LINEAR TECHNOLOGY CORPORATION 1 0 0 3 3 7
OMRON CORPORATION 0 0 2 4 1 7
ORIGIN ELECTRIC CO., LTD. 0 1 1 4 1 7
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 1 0 1 4 7
THOMSON LICENSING S.A. 2 1 1 3 0 7
VACON OYJ 3 1 1 1 1 7
VIRGINIA TECH INTELLECTUAL PROPERTIES, INC. 2 1 1 0 3 7
ANALOG DEVICES, INC. 1 2 0 1 2 6
DRS POWER & CONTROL TECHNOLOGIES, INC. 0 2 1 0 3 6
FLEXTRONICS INTERNATIONAL USA, INC. 4 1 0 1 0 6
GRENERGY OPTO, INC. 1 5 0 0 0 6
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 0 2 4 6
LOCKHEED MARTIN CORPORATION 2 3 0 1 0 6
RICOH COMPANY, LTD. 1 0 2 3 0 6
SANSHA ELECTRIC MANUFACTURING CO., LTD. 0 0 3 2 1 6
TECO-WESTINGHOUSE MOTOR COMPANY 1 2 3 0 0 6
THALES 2 0 0 2 2 6
TOSHIBA INTERNATIONAL CORPORATION 0 2 2 0 2 6
AMERICAN POWER CONVERSION CORPORATION 0 3 2 0 0 5
ARCTIC SAND TECHNOLOGIES, INC. 0 0 0 2 3 5
CHENGDU MONOLITHIC POWER SYSTEMS CO., LTD. 0 0 0 1 4 5
DAIHEN CORPORATION 0 0 1 2 2 5
DIALOG SEMICONDUCTOR INC. 0 0 0 0 5 5
HARRIS CORP. 2 1 2 0 0 5
INVENTRONICS (HANGZHOU), INC. 0 2 0 1 2 5
LIEBERT CORPORATION 0 1 0 1 3 5
MACROBLOCK, INC. 1 0 2 1 1 5
MARVELL WORLD TRADE LTD. 1 0 0 2 2 5
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 0 0 0 4 1 5
POWER-ONE, INC. 0 1 1 3 0 5
RICHPOWER MICROELECTRONICS CORPORATION 0 0 0 4 1 5
SAMSUNG SDI CO., LTD. 1 0 0 1 3 5
SHINDENGEN ELECTRIC MANUFACTURING CO., LTD 1 0 2 1 1 5
SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD 0 0 0 1 4 5
SILITEK ELECTRONIC (GUANGZHOU) CO.,LTD. 0 0 2 3 0 5
TELEFONAKTIEBOLAGET L M ERICSSON (PUBL.) 0 0 2 1 2 5
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 1 0 3 0 1 5
VOLTERRA SEMICONDUCTOR CORPORATION 2 2 0 1 0 5
YASKAWA ELECTRIC AMERICA, INC. 0 0 2 2 1 5



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