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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 310, Electrical Generator or Motor Structure

( 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
~INDIVIDUALLY OWNED PATENT 59 55 39 44 58 255
DENSO CORPORATION 40 46 27 35 64 212
MITSUBISHI DENKI KABUSHIKI KAISHA 50 33 26 38 31 178
CANON KABUSHIKI KAISHA 21 29 35 20 28 133
SEIKO EPSON CORPORATION 11 29 27 31 23 121
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 27 30 22 21 2 102
SIEMENS AKTIENGESELLSCHAFT 24 20 14 20 22 100
MURATA MANUFACTURING CO., LTD. 21 21 14 20 22 98
ROBERT BOSCH GMBH 29 16 14 17 17 93
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 32 30 13 7 6 88
LG ELECTRONICS INC. 18 13 17 22 16 86
GENERAL ELECTRIC COMPANY 20 20 11 10 19 80
HITACHI, LTD 18 17 11 16 15 77
NGK INSULATORS LTD. 13 17 14 18 9 71
ASMO CO., LTD. 18 10 14 8 15 65
NIDEC CORPORATION 4 8 5 9 26 52
TDK CORPORATION 3 13 13 8 12 49
TOSHIBA CORPORATION 3 2 16 15 13 49
OLYMPUS CORPORATION 2 10 9 11 10 42
DELTA ELECTRONICS INC. 5 9 7 9 11 41
NISSAN MOTOR COMPANY, LIMITED 17 6 4 7 7 41
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 9 7 9 6 9 40
NDK, NIHON DEMPA KOGYO COMPANY, LTD. 6 12 6 7 8 39
EMERSON ELECTRIC CO. 9 8 4 7 9 37
HONEYWELL INTERNATIONAL INC. 11 7 4 2 13 37
SAMSUNG ELECTRO-MECHANICS CO., LTD. 3 5 8 8 8 32
FUJITSU MEDIA DEVICES LIMITED 0 2 12 5 12 31
SANYO ELECTRIC CO., LTD. 4 2 5 6 12 29
VALEO EQUIPEMENTS ELECTRIQUES MOTEUR 7 7 6 2 4 26
BLACK & DECKER INC. 8 9 5 2 1 25
ALSTOM TECHNOLOGY LTD 5 4 5 4 6 24
PANASONIC CORPORATION 0 0 0 1 23 24
SEAGATE TECHNOLOGY, LLC 12 6 1 3 2 24
SRI INTERNATIONAL 5 3 5 8 3 24
VISTEON GLOBAL TECHNOLOGIES, INC. 13 7 3 1 0 24
EPCOS AG 2 3 4 6 8 23
SONY CORPORATION 0 3 3 6 11 23
A. O. SMITH CORPORATION 6 4 6 3 3 22
AGILENT TECHNOLOGIES, INC. 17 2 1 1 0 21
EPSON TOYOCOM CORPORATION 0 1 0 4 16 21
SAMSUNG ELECTRONICS CO., LTD. 1 3 5 5 7 21
FUJITSU LIMITED 1 1 7 5 6 20
JOHNSON ELECTRIC S.A. 10 3 4 1 2 20
ANORAD CORP. 4 3 5 3 3 18
NIKON CORPORATION 8 1 2 5 2 18
TOKYO PARTS INDUSTRIAL CO., LTD. 4 7 3 0 4 18
UNITED STATES OF AMERICA, NAVY 2 5 3 1 7 18
NIDEC SANKYO CORPORATION 0 1 7 3 6 17
SEIKO INSTRUMENTS INC. 4 2 3 5 3 17
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 6 3 3 3 2 17
BOEING COMPANY 3 0 2 4 7 16
IMPULSE DEVICES, INC. 4 7 3 2 0 16
JAPAN SERVO CO., LTD. 5 2 2 5 2 16
MITSUBA CORPORATION 4 3 2 2 5 16
SIEMENS POWER GENERATION, INC. 0 6 4 6 0 16
ASML NETHERLANDS B.V. 4 4 3 3 1 15
EBM-PAPST ST. GEORGEN GMBH & CO. - KG 1 5 6 1 2 15
FUJINON CORPORATION (FORMERLY FUJI PHOTO OPTICAL CO. LTD.) 0 0 2 5 8 15
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 1 4 2 1 7 15
KYOCERA CORPORATION 2 3 2 3 5 15
BROTHER KOGYO KABUSHIKI KAISHA 1 0 2 5 6 14
KABUSHIKI KAISHA YASKAWA DENKI 1 1 4 4 4 14
KONICA MINOLTA OPTO, INC 0 0 7 3 4 14
KONINKLIJKE PHILIPS ELECTRONICS N.V. 4 4 1 3 2 14
PRATT & WHITNEY CANADA CORP. 3 3 4 2 2 14
SIEMENS MEDICAL SOLUTIONS USA, INC. 1 1 1 4 7 14
SIEMENS VDO AUTOMOTIVE, INC. 4 9 1 0 0 14
ZIPPY TECHNOLOGY CORP. 2 5 4 2 1 14
ASIA VITAL COMPONENTS CO., LTD. 0 9 3 0 1 13
FANUC LTD. 3 3 3 3 1 13
MAGNETIC TORQUE INTERNATIONAL, LTD. 1 1 6 4 1 13
MATSUSHITA ELECTRIC WORKS, LTD. 5 1 2 5 0 13
SANKYO SEIKI MFG. CO., LTD. 12 1 0 0 0 13
TOYOTA JIDOSHA K.K. 1 2 1 4 5 13
VICTOR COMPANY OF JAPAN, LIMITED 3 1 4 2 3 13
ALPS ELECTRIC CO., LTD. 1 1 3 1 6 12
AMERICAN SUPERCONDUCTOR CORPORATION 4 0 2 2 4 12
CATERPILLAR INC. 1 2 1 5 3 12
GENERAL MOTORS CORPORATION 0 3 2 3 4 12
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 0 0 2 1 9 12
NSK LIMITED 4 2 5 1 0 12
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 0 2 4 4 2 12
ASEA BROWN BOVERI AB 7 3 1 0 0 11
DELPHI TECHNOLOGIES, INC. 3 1 3 0 4 11
HAMILTON SUNDSTRAND CORPORATION 0 1 3 5 2 11
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 1 3 3 2 2 11
MITSUMI ELECTRIC CO., LTD. 2 1 5 0 3 11
RELIANCE ELECTRIC TECHNOLOGIES, LLC 3 2 1 5 0 11
AVAGO TECHNOLOGIES WIRELESS IP (SINGAPORE) PTE. LTD. 0 1 2 3 4 10
HILTI AKTIENGESELLSCHAFT 1 2 1 3 3 10
HITACHI KOKI COMPANY, LIMITED 1 1 0 6 2 10
INTEL CORPORATION 2 1 2 2 3 10
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 0 0 2 2 6 10
LUCENT TECHNOLOGIES INC. 2 5 1 2 0 10
NAMIKI SEIMITSU HOUSEKI KABUSHIKI KAISHA 3 0 2 0 5 10
NANOMOTION LTD. 2 3 4 1 0 10
NIDEC COPAL CORPORATION 2 2 1 1 4 10
PALO ALTO RESEARCH CENTER INCORPORATED 2 7 1 0 0 10
PIEZOMOTORS UPPSALA AB 2 2 3 3 0 10
REMY INTERNATIONAL, INC. 0 2 0 5 3 10
ROLLS-ROYCE PLC 0 1 5 1 3 10
SIEMENS WESTINGHOUSE POWER CORPORATION 7 3 0 0 0 10
UNITED STATES OF AMERICA, ARMY 0 3 3 2 2 10
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 3 3 2 2 0 10
AISIN AW CO., LTD. 1 4 2 0 2 9
ARVINMERITOR LIGHT VEHICLE SYSTEMS-FRANCE 1 4 2 1 1 9
FUJITSU GENERAL LIMITED 0 1 1 1 6 9
KOYO SEIKO COMPANY, LTD. 5 2 2 0 0 9
LG INNOTEK CO., LTD 1 1 1 4 2 9
NIPPON THOMPSON CO., LTD. 2 2 2 0 3 9
PARKER-HANNIFIN CORPORATION 2 1 0 3 3 9
PENN STATE RESEARCH FOUNDATION, INC. 0 3 1 2 3 9
UT-BATTELLE, LLC 3 2 0 0 4 9
BROSE FAHRZEUGTEILE GMBH & CO. KG 1 2 3 1 1 8
CITIZEN ELECTRONICS CO., LTD. 0 1 2 1 4 8
HIWIN MIKROSYSTEM CORP. 1 0 0 2 5 8
LIGHT ENGINEERING, INC. 0 3 3 2 0 8
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 2 2 1 3 0 8
VIKING TECHNOLOGIES, L.C. 5 2 1 0 0 8
VIRGINIA TECH INTELLECTUAL PROPERTIES, INC. 1 3 1 1 2 8
ZF FRIEDRICHSHAFEN, AG 0 1 1 1 5 8
AISIN SEIKI KABUSHIKI KAISHA 0 3 1 3 0 7
C.R.F. SOCIETA CONSORTILE PER AZIONI 2 1 3 0 1 7
DANFOSS COMPRESSORS GMBH 0 1 3 1 2 7
FOXCONN TECHNOLOGY CO., LTD 0 0 0 3 4 7
KABUSHIKI KAISHA MORIC 2 4 1 0 0 7
LOCKHEED MARTIN CORPORATION 2 1 0 2 2 7
MABUCHI MOTOR CO., LTD 4 0 0 2 1 7
MINOLTA CAMERA CO., LTD. 6 1 0 0 0 7
MOTEURS LEROY-SOMER 3 0 2 1 1 7
SEIKO PRECISION INC. 1 0 1 4 1 7
SHIMANO INC. 1 3 2 1 0 7
STMICROELECTRONICS S.A. 1 1 2 2 1 7
TOPPAN PRINTING CO., LTD. 0 0 2 5 0 7
WAVECREST LABORATORIES, LLC 6 1 0 0 0 7
CUTSFORTH PRODUCTS, INC. 0 3 0 1 2 6
ELLIPTEC RESONANT ACTUATOR AG 1 0 2 3 0 6
ETA SA MANUFACTURE HORLOGERE SUISSE 0 3 1 0 2 6
ETEL S.A. 1 0 3 2 0 6
FESTO AG & CO. 1 2 2 1 0 6
HOYA CORPORATION 0 0 0 2 4 6
HRL LABORATORIES, LLC 0 2 4 0 0 6
KOREA ELECTROTECHNOLOGY RESEARCH INSTITUTE 2 1 1 0 2 6
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 0 1 2 3 6
NEC CORPORATION 1 0 2 2 1 6
NOVATORQUE, INC. 0 1 3 0 2 6
PRODUCT SYSTEMS INCORPORATED 2 3 0 1 0 6
RF MICRO DEVICES, INC. 0 0 0 3 3 6
TEXAS INSTRUMENTS, INCORPORATED 1 2 2 1 0 6
TM4 INC. 1 2 0 2 1 6
UNIVERSITY OF TEXAS 2 1 0 1 2 6
ABB OY 0 1 1 1 2 5
ADAPTIVENERGY, LLC 0 0 1 2 2 5
AMETEK, INC. 0 3 0 2 0 5
ARTIFICIAL MUSCLE, INC. 0 0 0 0 5 5
ASKOLL HOLDING S.R.L. 2 1 0 1 1 5
ASM ASSEMBLY AUTOMATION LTD. 0 2 1 0 2 5
BALDOR ELECTRIC COMPANY, INC. 2 1 1 0 1 5
BOOKHAM TECHNOLOGY PLC 0 1 1 2 1 5
BRAUN GMBH 1 1 1 0 2 5
CROSS MATCH TECHNOLOGIES, INC. 1 3 0 1 0 5
DAIKIN INDUSTRIES LIMITED 1 1 0 0 3 5
DEERE + COMPANY 1 2 0 1 1 5
ENCAP MOTOR CORPORATION 1 4 0 0 0 5
ENDRESS + HAUSER GMBH + CO. 1 1 1 2 0 5
ENERGY CONVERSION SYSTEMS HOLDINGS, LLC 2 2 0 0 1 5
FUJI XEROX CO., LTD. 1 0 0 2 2 5
FUJIFILM CORPORATION 0 0 1 2 2 5
GENERAL ELECTRIC CANADA INC. 4 1 0 0 0 5
GSI GROUP CORPORATION 1 2 1 1 0 5
HARMONIC DRIVE SYSTEMS INC. 0 1 1 1 2 5
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY 0 2 0 1 2 5
MOOG INC. 0 1 0 2 2 5
NTN CORPORATION 1 3 0 1 0 5
PIEDEK TECHNICAL LABORATORY 1 0 2 2 0 5
RAYTHEON COMPANY 0 1 0 1 3 5
REGAL BELOIT CORPORATION 0 0 2 3 0 5
ROTYS INC. 2 3 0 0 0 5
SANDIA CORPORATION 1 1 0 1 2 5
SHIN ETSU CHEMICAL CO., LTD. 0 1 0 2 2 5
SHINANO KENSHI KABUSHIKI KAISHA 2 0 2 0 1 5
SIEMENS VDO AUTOMOTIVE CORPORATION 1 4 0 0 0 5
SOCIETE DE MECANIQUE MAGNETIQUE S.A. 2 0 0 1 2 5
TAMURA CORPORATION 0 1 0 3 1 5
TOYO COMMUNICATION EQUIPMENT CO., LTD. 0 4 1 0 0 5
TRI-SEVEN RESEARCH, INC. 1 0 1 0 3 5


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