Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports


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

Patenting In Technology Classes,
Breakout By Organization

Count of 2005 - 2009 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 2005 2006 2007 2008 2009 Total
NATIONAL SEMICONDUCTOR CORPORATION 10 18 14 17 24 83
RICOH COMPANY, LTD. 4 5 16 15 27 67
TEXAS INSTRUMENTS, INCORPORATED 13 15 10 12 10 60
ROHM COMPANY LIMITED 12 9 11 8 18 58
INTERSIL AMERICAS INC. 6 18 11 9 8 52
~INDIVIDUALLY OWNED PATENT 11 11 10 7 9 48
POWER INTEGRATIONS, INC. 5 7 8 7 10 37
INFINEON TECHNOLOGIES AG 8 10 6 4 8 36
FUJITSU LIMITED 4 8 12 8 3 35
INTEL CORPORATION 4 4 8 7 10 33
INTERNATIONAL RECTIFIER CORPORATION 3 9 8 5 8 33
RICHTEK TECHNOLOGY CORP. 6 4 9 4 10 33
MICREL INCORPORATED 2 8 9 7 5 31
STMICROELECTRONICS S.R.L. 10 5 4 3 8 30
LINEAR TECHNOLOGY CORPORATION 2 4 7 9 5 27
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 3 8 10 6 0 27
ANALOG DEVICES, INC. 5 8 5 4 4 26
RENESAS TECHNOLOGY CORPORATION 2 5 7 6 5 25
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC 4 6 2 4 7 23
MARVELL WORLD TRADE LTD. 4 5 4 3 5 21
SEIKO INSTRUMENTS INC. 2 5 3 4 7 21
SYSTEM-GENERAL CORPORATION 3 2 2 2 11 20
FREESCALE SEMICONDUCTOR, INC. 0 3 4 4 8 19
DENSO CORPORATION 3 5 6 1 2 17
BROADCOM CORPORATION 3 3 2 4 4 16
FYRE STORM, INC. 10 3 3 0 0 16
POWER-ONE, INC. 1 6 3 5 1 16
SAMSUNG ELECTRONICS CO., LTD. 3 3 3 4 3 16
STMICROELECTRONICS S.A. 6 1 1 4 4 16
DELTA ELECTRONICS INC. 3 4 3 2 3 15
O2 MICRO INTERNATIONAL LTD. 3 2 1 4 5 15
ATMEL CORPORATION 2 3 5 3 1 14
INTERNATIONAL BUSINESS MACHINES CORPORATION 2 3 2 5 2 14
SILICON LABORATORIES INC. 0 0 0 8 6 14
MICRON TECHNOLOGY, INC. 5 2 2 2 2 13
TOSHIBA CORPORATION 2 1 3 1 6 13
DIALOG SEMICONDUCTOR GMBH 1 2 4 1 4 12
NXP B.V. 0 0 4 4 4 12
AIMTRON TECHNOLOGY CORP. 3 2 5 1 0 11
DELL PRODUCTS, L.P. 0 0 1 4 6 11
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 7 1 2 1 11
MARVELL INTERNATIONAL LTD. 2 1 2 1 5 11
SANKEN ELECTRIC COMPANY LIMITED 0 1 6 2 2 11
FAIRCHILD SEMICONDUCTOR CORPORATION 3 1 0 3 3 10
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 2 2 3 2 1 10
TDK CORPORATION 2 6 1 0 1 10
VIRGINIA TECH INTELLECTUAL PROPERTIES, INC. 0 1 3 0 6 10
MEDIATEK INC. 0 3 0 2 4 9
PANASONIC CORPORATION 0 0 0 0 9 9
PRIMARION, INC. 3 0 2 1 3 9
SIEMENS AKTIENGESELLSCHAFT 1 2 2 3 1 9
ASTEC INTERNATIONAL, LTD. 2 4 0 1 1 8
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 2 1 0 5 8
MURATA MANUFACTURING CO., LTD. 1 0 4 1 2 8
NEC ELECTRONICS CORPORATION 0 1 2 3 2 8
OKI ELECTRIC INDUSTRY CO., LTD. 5 1 1 1 0 8
SEIKO EPSON CORPORATION 2 2 1 1 2 8
UIS ABLER ELECTRONICS CO., LTD. 4 2 1 1 0 8
WINBOND ELECTRONICS CORP. 2 2 2 2 0 8
RF MICRO DEVICES, INC. 1 1 1 2 2 7
TEXAS INSTRUMENTS DEUTSCHLAND GMBH 0 1 1 3 2 7
ADVANCED ANALOG TECHNOLOGY, INC. 0 0 1 2 3 6
ARTESYN TECHNOLOGIES, INC. 0 0 0 3 3 6
CYPRESS SEMICONDUCTOR CORP. 0 2 1 2 1 6
HITACHI, LTD 1 1 2 0 2 6
HONEYWELL INTERNATIONAL INC. 0 1 1 1 3 6
MICROSEMI CORP. 1 4 0 1 0 6
MITSUBISHI DENKI KABUSHIKI KAISHA 2 1 1 1 1 6
MITSUMI ELECTRIC CO., LTD. 0 0 2 2 2 6
MONOLITHIC POWER SYSTEMS, INC. 1 1 1 1 2 6
NOVATEK MICROELECTRONICS CORP. 1 0 0 2 3 6
REALTEK SEMICONDUCTOR CORPORATION 0 0 1 1 4 6
THOMSON LICENSING S.A. 1 2 2 0 1 6
VIA TECHNOLOGIES, INC. 1 1 0 3 1 6
XANTREX TECHNOLOGY INC. 1 1 0 3 1 6
ANPEC ELECTRONICS CORPORATION 0 0 1 1 3 5
ASUSTEK COMPUTER INC. 0 1 0 1 3 5
FARADAY TECHNOLOGY CORPORATION 1 0 3 1 0 5
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 3 1 0 1 5
KIAWE FOREST, LLC 0 4 1 0 0 5
NVIDIA CORPORATION 0 0 2 0 3 5
OKI SEMICONDUCTOR CO., LTD. 0 0 0 0 5 5
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 1 2 0 1 1 5
SEMTECH CORPORATION 0 0 1 3 1 5
SIGMATEL INC. 1 1 2 1 0 5
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. 1 2 1 0 1 5
VOLTERRA SEMICONDUCTOR CORPORATION 1 0 1 1 2 5


PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
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

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


Top

Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports