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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

Patenting In Technology Classes,
Breakout By Organization

Count of 2001 - 2005 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 361, Electricity: Electrical Systems and Devices

( 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 2001 2002 2003 2004 2005 Total
~Individually Owned Patent 115 119 109 115 87 545
INTEL CORPORATION 39 73 87 53 60 312
INTERNATIONAL BUSINESS MACHINES CORPORATION 78 76 67 53 33 307
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 80 95 73 248
HON HAI PRECISION IND. CO., LTD. 31 49 46 72 33 231
DELL PRODUCTS, L.P. 65 34 33 31 19 182
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 28 20 38 42 31 159
MURATA MANUFACTURING CO., LTD. 39 37 26 23 14 139
SUN MICROSYSTEMS, INC. 14 27 34 34 30 139
FUJITSU LIMITED 19 29 26 41 14 129
MICRON TECHNOLOGY, INC. 24 33 21 24 12 114
HEWLETT-PACKARD COMPANY 40 52 19 0 0 111
TOSHIBA CORPORATION 19 22 17 24 28 110
SAMSUNG ELECTRONICS CO., LTD. 40 16 16 18 19 109
SIEMENS AKTIENGESELLSCHAFT 25 23 18 24 15 105
HITACHI, LTD 14 23 30 16 17 100
NEC CORPORATION 31 34 24 8 3 100
GENERAL ELECTRIC COMPANY 24 30 11 19 7 91
MITSUBISHI DENKI KABUSHIKI KAISHA 19 22 14 11 10 76
EATON CORPORATION 10 21 15 13 12 71
TDK CORPORATION 7 12 6 12 25 62
LUCENT TECHNOLOGIES INC. 33 11 5 6 3 58
TEXAS INSTRUMENTS, INCORPORATED 14 8 8 14 11 55
MOTOROLA, INC. 12 17 13 5 7 54
ROBERT BOSCH GMBH 15 13 13 10 3 54
INFINEON TECHNOLOGIES AG 5 7 7 18 15 52
FOXCONN PRECISION COMPONENTS, CO., LTD. 17 30 3 0 0 50
SONY CORPORATION 8 10 10 15 7 50
COMPAQ COMPUTER CORPORATION, INC. 25 22 1 0 0 48
DENSO CORPORATION 3 12 8 15 8 46
YAZAKI CORP. 8 15 12 6 4 45
COMPAL ELECTRONICS, INC. 16 9 5 9 2 41
GATEWAY 2000, INC. 7 12 6 8 5 38
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 5 14 16 3 38
NATIONAL SEMICONDUCTOR CORPORATION 3 5 15 9 4 36
SHOWA DENKO KABUSHIKI KAISHA 2 11 10 4 8 35
WISTRON CORPORATION 0 0 8 16 11 35
3COM CORPORATION 17 7 6 2 2 34
DELPHI TECHNOLOGIES, INC. 5 8 9 7 5 34
SANYO ELECTRIC CO., LTD. 5 10 5 4 10 34
APPLIED MATERIALS, INC. 12 8 9 1 3 33
SQUARE D COMPANY 6 12 11 3 1 33
ALPS ELECTRIC CO., LTD. 8 5 6 10 3 32
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 5 6 7 8 6 32
ROCKWELL AUTOMATION TECHNOLOGIES, INC. 3 5 9 5 10 32
CISCO TECHNOLOGY, INC. 4 9 7 6 5 31
EPCOS AG 2 8 4 8 9 31
NEC TOKIN CORPORATION 0 0 7 9 15 31
QUANTA COMPUTER INC. 0 1 5 17 8 31
AGILENT TECHNOLOGIES, INC. 2 4 9 9 6 30
DELTA ELECTRONICS INC. 0 7 4 13 6 30
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. 6 8 3 6 6 29
LEVITON MANUFACTURING CO. INC. 5 7 7 3 6 28
NORTEL NETWORKS LIMITED 4 10 8 4 2 28
APPLE COMPUTER, INC. 3 5 8 3 8 27
ILLINOIS TOOL WORKS INC. 2 2 12 10 1 27
PASS + SEYMOUR, INC. 3 4 12 2 5 26
SEIKO EPSON CORPORATION 2 5 7 7 5 26
INVENTEC CORPORATION 2 7 3 7 6 25
TELEFONAKTIEBOLAGET LM ERICSSON 13 9 1 1 1 25
CANON KABUSHIKI KAISHA 6 4 6 3 5 24
EMC CORPORATION 5 5 6 4 4 24
PALM, INC. 3 9 9 1 2 24
ROHM COMPANY LIMITED 2 5 6 8 3 24
TYCO ELECTRONICS CORPORATION 1 9 3 3 8 24
ADC TELECOMMUNICATIONS, INC. 1 3 11 2 6 23
COMPAQ INFORMATION TECHNOLOGIES GROUP, L.P. 1 19 2 0 0 22
LSI LOGIC CORPORATION 1 4 5 9 3 22
SONY COMPUTER ENTERTAINMENT INC. 1 10 4 4 3 22
LG ELECTRONICS INC. 4 2 1 8 6 21
MEDTRONIC INC. 1 6 5 5 4 21
SIEMENS ENERGY & AUTOMATION, INC. 5 6 5 2 1 19
UNISYS CORPORATION 4 2 1 4 8 19
ACER INCORPORATED 3 6 3 3 3 18
ADVANCED MICRO DEVICES, INC. 1 5 5 6 1 18
ASAHI GLASS COMPANY, LTD. 5 4 3 2 4 18
ASEA BROWN BOVERI AB 6 4 2 4 2 18
HONEYWELL INTERNATIONAL INC. 3 1 2 5 7 18
NOKIA MOBILE PHONES LTD. 6 4 6 2 0 18
TAIYO YUDEN CO., LTD. 4 6 5 2 1 18
X2Y ATTENUATORS, L.L.C. 1 3 8 2 4 18
AVX CORPORATION 4 3 3 3 4 17
KEMET ELECTRONICS CORPORATION 2 3 0 7 5 17
SILICON GRAPHICS, INC. 3 7 2 4 1 17
ALCATEL 4 4 2 4 2 16
NGK INSULATORS LTD. 2 4 6 2 2 16
CARDIAC PACEMAKERS, INC. 2 3 4 3 3 15
HARRIS CORP. 1 7 2 2 3 15
MARCONI COMMUNICATIONS, INC. 5 7 3 0 0 15
SHINKO ELECTRIC INDUSTRIES CO., LTD. 5 3 3 1 3 15
UNITED MICROELECTRONICS CORPORATION 3 6 1 3 2 15
WINBOND ELECTRONICS CORP. 2 5 6 1 1 15
AVAYA TECHNOLOGY CORP. 7 2 2 2 1 14
KYOCERA CORPORATION 3 3 1 2 5 14
OMRON CORPORATION 1 3 7 2 1 14
SAMSUNG ELECTRO-MECHANICS CO., LTD. 0 0 8 1 5 14
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 4 3 2 3 2 14
STMICROELECTRONICS S.R.L. 5 2 2 4 1 14
ALSTOM 0 4 4 3 2 13
FIRST INTERNATIONAL COMPUTER, INC. 2 0 2 4 5 13
RAYTHEON COMPANY 2 3 2 2 4 13
SILICONWARE PRECISION INDUSTRIES CO., LTD. 4 3 3 1 2 13
VISTEON GLOBAL TECHNOLOGIES, INC. 3 2 3 5 0 13
XYBERNAUT CORPORATION 2 4 4 1 2 13
INCEP TECHNOLOGIES, INC. 1 3 2 3 3 12
LG. PHILIPS LCD CO., LTD. 3 4 2 2 1 12
NOKIA CORPORATION 0 2 2 3 5 12
OKI ELECTRIC INDUSTRY CO., LTD. 1 2 5 1 3 12
SARNOFF CORPORATION & CO., LTD. 1 2 6 1 2 12
SCHWEITZER ENGINEERING LABORATORIES, INC. 1 2 2 3 4 12
VIA TECHNOLOGIES, INC. 1 1 1 2 7 12
ABB RESEARCH LTD. 0 1 5 5 0 11
HUBBELL INCORPORATED 2 1 2 4 2 11
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 1 1 3 4 2 11
LAM RESEARCH CORPORATION 2 5 2 1 1 11
PACESETTER, INC. 5 2 2 1 1 11
SCHNEIDER ELECTRIC SA 4 2 3 1 1 11
TATUNG CO., LTD. 0 0 0 1 10 11
THOMSON LICENSING S.A. 1 2 3 5 0 11
ADC DSL SYSTEMS, INC. 1 0 2 5 2 10
CORNING CABLE SYSTEMS LLC 0 2 4 2 2 10
CRYSTAL GROUP INC 1 3 2 4 0 10
SEIKO INSTRUMENTS INC. 1 3 4 2 0 10
THERMAL CORPORATION 2 3 2 3 0 10
ASUSTEK COMPUTER INC. 1 4 1 3 0 9
BEN Q CORPORATION 0 1 1 1 6 9
BOEING COMPANY 0 2 2 2 3 9
ENLIGHT CORPORATION 2 5 2 0 0 9
ERICSSON, INC. 4 2 3 0 0 9
FURUKAWA ELECTRIC CO., LTD. 2 3 1 1 2 9
ITT MANUFACTURING ENTERPRISES, INC. 4 3 0 0 2 9
LOCKHEED MARTIN CORPORATION 0 3 2 3 1 9
MICRON ELECTRONICS, INC. 9 0 0 0 0 9
RAMBUS, INC. 0 1 3 3 2 9
TYCO ELECTRONICS LOGISTICS AG 3 3 2 0 1 9
3M INNOVATIVE PROPERTIES COMPANY 2 1 2 2 1 8
ADVANCED SEMICONDUCTOR ENGINEERING, INC. 3 1 0 3 1 8
AMKOR TECHNOLOGY, INC. 1 1 3 3 0 8
EASTMAN KODAK COMPANY 0 3 1 2 2 8
GENERAL INSTRUMENT CORPORATION 0 0 3 3 2 8
HIGH TECH COMPUTER CORP. 0 1 1 4 2 8
IBIDEN CO., LTD. 0 4 0 3 1 8
INTERNATIONAL RECTIFIER CORPORATION 1 2 2 1 2 8
ION SYSTEMS, INC. 2 0 0 5 1 8
LITE-ON ENCLOSURE INC. 1 6 1 0 0 8
MACRONIX INTERNATIONAL CO., LTD. 0 0 4 2 2 8
MCGRAW-EDISON COMPANY 2 4 0 1 1 8
MOELLER GMBH 0 1 4 2 1 8
POWER INTEGRATIONS, INC. 1 3 1 2 1 8
RENESAS TECHNOLOGY CORPORATION 0 0 0 5 3 8
SHIN JIUH CORP. 2 4 1 1 0 8
STMICROELECTRONICS S.A. 2 0 1 3 2 8
STMICROELECTRONICS, INC. 1 3 1 2 1 8
SUMITOMO WIRING SYSTEMS, LTD., CO. 0 2 2 2 2 8
U.S. PHILIPS CORPORATION 5 3 0 0 0 8
ANDREW CORPORATION 0 1 1 3 2 7
AOPEN INC. 0 1 2 1 3 7
AUTONETWORKS TECHNOLOGIES, LTD. 0 2 1 3 1 7
CONEXANT SYSTEMS, INC. 1 5 1 0 0 7
FUJITSU SIEMENS COMPUTERS GMBH 0 0 0 2 5 7
HUGHES ELECTRONICS CORP. 3 2 2 0 0 7
HYUNDAI ELECTRONICS INDUSTRIES CO., LTD. 2 3 2 0 0 7
JDS UNIPHASE CORPORATION 0 2 2 2 1 7
KEIHIN CORPORATION 0 1 2 3 1 7
LUXON ENERGY DEVICES CORPORATION 0 0 4 3 0 7
MITAC TECHNOLOGY CORP. 1 0 1 5 0 7
PHOENIX CONTACT GMBH & CO. KG 2 1 4 0 0 7
PIONEER CORPORATION 1 1 0 4 1 7
ROCKWELL COLLINS, INC. 0 1 2 2 2 7
SEAGATE TECHNOLOGY, LLC 1 1 4 0 1 7
STORAGE TECHNOLOGY CORPORATION 1 2 1 2 1 7
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 1 0 2 1 3 7
TRW AUTOMOTIVE ELECTRONICS & COMPONENTS GMBH & CO. KG 0 2 1 2 2 7
WILSON GREATBATCH LTD. 3 1 3 0 0 7
ABB (SCHWEIZ) AG 0 1 3 1 1 6
ABB TECHNOLOGY AG 0 0 2 2 2 6
BROADCOM CORPORATION 0 0 2 1 3 6
FARADAY TECHNOLOGY CORPORATION 0 0 2 4 0 6
FREESCALE SEMICONDUCTOR, INC. 0 0 0 2 4 6
FUNAI ELECTRIC CO., LTD. 3 1 0 1 1 6
GARMIN CORPORATION 3 2 1 0 0 6
GENERAL MOTORS CORPORATION 2 2 0 2 0 6
INTERSIL AMERICAS INC. 0 0 3 1 2 6
INVENTEC APPLIANCES CORP. 0 2 2 2 0 6
LINUX NETWORX, INC. 0 1 1 0 4 6
LITE-ON TECHNOLOGY CORPORATION 0 0 0 3 3 6
MANNESMANN VDO AG 1 1 3 0 1 6
MERCURY COMPUTER SYSTEMS, INC. 0 0 1 4 1 6
MICROSOFT CORPORATION 0 1 0 1 4 6
MOLEX INCORPORATED 0 1 0 2 3 6
NCR CORPORATION 2 0 1 2 1 6
NETWORK ENGINES, INC. 0 0 3 2 1 6
NIKON CORPORATION 1 2 3 0 0 6
PALMONE, INC. 0 0 0 2 4 6
PERICOM SEMICONDUCTOR CORP. 0 0 2 3 1 6
PORTWELL INC. 0 3 2 1 0 6
POWERWAVE TECHNOLOGIES, INC. 0 5 1 0 0 6
QUANTUM CORP. (CA) 0 0 2 2 2 6
S&C ELECTRIC COMPNY 1 0 2 1 2 6
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 0 2 0 2 2 6
UNITED STATES OF AMERICA, NAVY 1 1 0 2 2 6
VERIS INDUSTRIES, LLC 0 2 1 1 2 6
VISHAY SPRAGUE, INC. 3 2 0 0 1 6
WILSON GREATBATCH TECHNOLOGIES, INC. 0 0 0 3 3 6
YAZAKI NORTH AMERICA, INC. 0 1 0 4 1 6
ABB SERVICE S.R.L. 0 0 1 2 2 5
ACCTON TECHNOLOGY CORP. 0 0 4 1 0 5
ALCATEL CANADA, INC. 0 2 1 2 0 5
AMERASIA INTERNATIONAL TECHNOLOGY, INC. 1 2 1 1 0 5
AMERICAN MEGATRENDS, INC. 0 0 2 2 1 5
ASIA VITAL COMPONENTS CO., LTD. 1 0 1 0 3 5
BLACK & DECKER INC. 0 0 2 2 1 5
CIENA CORPORATION 0 0 3 0 2 5
CITIZEN WATCH CO., LTD. 3 1 1 0 0 5
COOPER TECHNOLOGIES COMPANY 1 1 2 1 0 5
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 2 3 0 0 5
DARFON ELECTRONICS CORP. 0 0 0 1 4 5
DIALOG SEMICONDUCTOR GMBH 0 0 0 5 0 5
ENERGY STORAGE SYSTEMS PTY. LTD. 1 0 2 0 2 5
FORD GLOBAL TECHNOLOGIES, INC. 1 2 2 0 0 5
FUJITSU NETWORK COMMUNICATIONS, INC. 1 3 1 0 0 5
GLOBAL SUN TECHNOLOGY INC. 0 0 4 1 0 5
GREATBATCH-SIERRA, INC. 0 1 1 2 1 5
JAPAN SOLDERLESS TERMINAL MFG. CO., LTD. 1 2 2 0 0 5
LITTELFUSE, INC. 2 0 3 0 0 5
MITSUBISHI MATERIALS CORPORATION 2 0 2 1 0 5
NEC TOKIN TOYAMA, LTD. 0 1 4 0 0 5
NESS CAPACITOR CO., LTD. 0 3 2 0 0 5
NGK SPARK PLUG CO., LTD. 1 0 1 1 2 5
NIPPON CHEMI-CON CORPORATION 1 2 2 0 0 5
PENTAX CORPORATION 0 0 1 1 3 5
POLYTRONICS TECHNOLOGY CORPORATION 0 2 1 0 2 5
POWERWARE CORPORATION 2 2 0 1 0 5
PRESIDIO COMPONENTS, INC. 0 0 3 1 1 5
PRIMARION, INC. 0 0 0 2 3 5
ROCKWELL TECHNOLOGIES, LLC 5 0 0 0 0 5
SIEMENS AKTIENGESELLSCHAFT OSTERREICH 0 0 2 1 2 5
SPECIAL PRODUCT COMPANY 1 3 0 0 1 5
STRATOS LIGHTWAVE, INC. 2 2 1 0 0 5
TRW INC. 4 1 0 0 0 5
TURNSTONE SYSTEMS, INC. 0 0 1 2 2 5
XEROX CORPORATION 1 1 1 0 2 5


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