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

Patenting In Technology Classes,
Breakout By Organization

Count of 2004 - 2008 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 318, Electricity: Motive Power 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 2004 2005 2006 2007 2008 Total
~INDIVIDUALLY OWNED PATENT 22 18 23 27 20 110
MITSUBISHI DENKI KABUSHIKI KAISHA 21 19 18 18 18 94
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 15 20 26 12 14 87
DENSO CORPORATION 7 4 25 18 10 64
ROBERT BOSCH GMBH 22 18 8 10 6 64
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 13 13 19 4 9 58
LG ELECTRONICS INC. 7 6 9 13 18 53
FANUC LTD. 5 8 18 15 5 51
ROCKWELL AUTOMATION TECHNOLOGIES, INC. 7 6 13 15 7 48
HITACHI, LTD 10 5 8 9 15 47
SIEMENS AKTIENGESELLSCHAFT 9 12 10 8 7 46
KABUSHIKI KAISHA YASKAWA DENKI 11 9 5 10 9 44
TOYOTA JIDOSHA K.K. 6 3 12 12 10 43
NISSAN MOTOR COMPANY, LIMITED 10 10 11 7 3 41
CANON KABUSHIKI KAISHA 9 8 8 9 6 40
CHAMBERLAIN GROUP, INC. 13 3 11 7 6 40
HONEYWELL INTERNATIONAL INC. 5 7 11 8 8 39
DELPHI TECHNOLOGIES, INC. 8 9 10 6 4 37
DELTA ELECTRONICS INC. 0 0 7 17 12 36
SAMSUNG ELECTRONICS CO., LTD. 2 4 11 8 9 34
INTERNATIONAL RECTIFIER CORPORATION 7 3 6 7 7 30
GENERAL MOTORS CORPORATION 5 10 8 2 4 29
SONY CORPORATION 4 7 15 1 2 29
SANYO ELECTRIC CO., LTD. 4 0 8 8 6 26
YAZAKI CORP. 5 8 6 4 1 24
EBM-PAPST ST. GEORGEN GMBH & CO. - KG 4 10 6 2 1 23
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 2 4 10 3 2 21
SEIKO EPSON CORPORATION 3 3 4 3 8 21
GENERAL ELECTRIC COMPANY 6 2 6 5 1 20
NIKON CORPORATION 5 9 3 1 2 20
TOSHIBA CORPORATION 4 2 3 7 4 20
INTERNATIONAL BUSINESS MACHINES CORPORATION 6 2 5 1 5 19
NSK LIMITED 1 1 3 5 8 18
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 3 5 3 4 2 17
ROHM COMPANY LIMITED 4 4 3 3 3 17
STMICROELECTRONICS S.R.L. 3 4 4 4 2 17
VISTEON GLOBAL TECHNOLOGIES, INC. 5 4 5 2 1 17
ABB OY 0 4 8 4 0 16
JAPAN SERVO CO., LTD. 5 4 6 1 0 16
WAYNE-DALTON CORPORATION 0 2 6 4 4 16
A. O. SMITH CORPORATION 1 3 6 3 2 15
BROTHER KOGYO KABUSHIKI KAISHA 2 1 6 1 5 15
MARVELL INTERNATIONAL LTD. 0 0 1 4 10 15
SIEMENS ENERGY & AUTOMATION, INC. 0 2 4 3 6 15
BLACK & DECKER INC. 1 3 6 2 2 14
EMERSON ELECTRIC CO. 8 1 1 2 2 14
SIEMENS VDO AUTOMOTIVE, INC. 6 5 3 0 0 14
SOMFY 0 5 5 1 3 14
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 7 4 0 3 0 14
SWITCHED RELUCTANCE DRIVES LTD. 2 5 2 4 1 14
TEXAS INSTRUMENTS, INCORPORATED 4 2 5 3 0 14
AISIN SEIKI KABUSHIKI KAISHA 2 4 3 3 1 13
ALPS ELECTRIC CO., LTD. 2 6 3 2 0 13
ASMO CO., LTD. 2 2 1 5 3 13
HAMILTON SUNDSTRAND CORPORATION 1 2 4 2 4 13
RENESAS TECHNOLOGY CORPORATION 4 1 5 2 1 13
BOEING COMPANY 3 1 3 2 3 12
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 0 0 1 5 6 12
CATERPILLAR INC. 1 0 2 5 3 11
IROBOT CORPORATION 3 2 0 3 3 11
SEAGATE TECHNOLOGY, LLC 3 3 3 1 1 11
AISIN AW CO., LTD. 0 0 8 0 2 10
FORD GLOBAL TECHNOLOGIES, L.L.C. 4 1 4 0 1 10
LEXMARK INTERNATIONAL, INC. 2 2 1 5 0 10
TOYODA KOKI KABUSHIKI KAISHA 3 3 4 0 0 10
KOYO SEIKO COMPANY, LTD. 2 3 3 1 0 9
VALEO ELECTRICAL SYSTEMS, INC. 4 2 2 1 0 9
WAVECREST LABORATORIES, LLC 4 4 0 1 0 9
YORK INTERNATIONAL CORP. 1 0 3 3 2 9
AIMTRON TECHNOLOGY CORP. 0 3 3 1 1 8
ASEA BROWN BOVERI AB 2 1 3 1 1 8
BALLARD POWER SYSTEMS CORPORATION 3 3 1 1 0 8
BOREALIS TECHNICAL INCORPORATED LIMITED 1 2 3 0 2 8
FAVESS CO., LTD. 0 0 7 1 0 8
HYUNDAI MOTOR COMPANY 0 1 3 1 3 8
JOHANNES HEIDENHAIN GMBH 1 2 3 2 0 8
OMRON CORPORATION 1 1 2 3 1 8
STANDARD MICROSYSTEMS CORPORATION 0 2 4 0 2 8
DAIKIN INDUSTRIES LIMITED 0 0 4 2 1 7
HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD. 0 0 4 2 1 7
JTEKT CORPORATION 0 0 1 2 4 7
OVERHEAD DOOR CORPORATION 1 0 2 2 2 7
AGERE SYSTEMS INC. 0 1 5 0 0 6
ARUZE CORPORATION 0 0 5 1 0 6
ASML NETHERLANDS B.V. 0 0 1 1 4 6
EATON CORPORATION 3 1 1 0 1 6
HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V. 0 0 3 3 0 6
JAPAN SCIENCE AND TECHNOLOGY AGENCY 0 2 4 0 0 6
S.N.R. ROULEMENTS 3 2 1 0 0 6
SCHNEIDER TOSHIBA INVERTER EUROPE SAS 0 0 0 4 2 6
STMICROELECTRONICS, INC. 1 0 2 3 0 6
TOKAI RIKA DENKI SEISAKUSHO K.K. 1 4 0 1 0 6
WESTERN DIGITAL TECHNOLOGIES, INC. 1 3 0 2 0 6
ALSTOM 1 1 2 1 0 5
ANDIGILOG, INC. 0 0 3 2 0 5
ASKOLL HOLDING S.R.L. 0 2 1 1 1 5
DIEHL AKO STIFTUNG & CO., KG 0 2 0 2 1 5
EMPRESA BRASILEIRA DE COMPRESSORES S/A-EMBRACO 0 2 0 2 1 5
FORD MOTOR COMPANY 1 1 2 0 1 5
FUJI ELECTRIC SYSTEMS CO., LTD. 0 2 2 1 0 5
HILTI AKTIENGESELLSCHAFT 3 2 0 0 0 5
KAWASAKI JUKOGYO KABUSHIKI KAISHA 0 1 2 2 0 5
KENDRO LABORATORY PRODUCTS, INC. 2 2 0 1 0 5
LEAR CORPORATION 0 1 2 0 2 5
LIONEL LLC 1 0 1 3 0 5
LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG 0 0 2 1 2 5
OKUMA CORP. 0 1 4 0 0 5
PROLIFIC TECHNOLOGY INC. 1 1 2 1 0 5
RAILPOWER TECHNOLOGIES CORP. 1 0 3 1 0 5
RICOH COMPANY, LTD. 0 2 0 2 1 5
SANDEN CORPORATION 2 1 2 0 0 5
TOSHIBA MACHINE CO., LTD. 4 0 1 0 0 5
UNIVERSITY OF NEBRASKA, THE BOARD OF REGENTS OF 0 0 2 1 2 5


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Electronic Information Products Division - PTMT
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Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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