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

Patenting In Technology Classes,
Breakout By Organization

Count of 2006 - 2010 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 2006 2007 2008 2009 2010 Total
~INDIVIDUALLY OWNED PATENT 55 39 44 59 72 269
DENSO CORPORATION 46 27 35 64 43 215
MITSUBISHI DENKI KABUSHIKI KAISHA 33 26 38 31 31 159
SEIKO EPSON CORPORATION 29 27 31 23 20 130
CANON KABUSHIKI KAISHA 29 35 20 28 17 129
SIEMENS AKTIENGESELLSCHAFT 20 14 20 23 46 123
MURATA MANUFACTURING CO., LTD. 21 14 20 22 24 101
HITACHI, LTD 17 11 16 15 41 100
ROBERT BOSCH GMBH 16 14 17 17 32 96
GENERAL ELECTRIC COMPANY 20 11 10 19 25 85
LG ELECTRONICS INC. 13 17 22 16 16 84
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 30 22 21 2 0 75
ASMO CO., LTD. 10 14 8 15 22 69
NIDEC CORPORATION 8 5 9 26 20 68
TOSHIBA CORPORATION 2 16 15 13 20 66
NGK INSULATORS LTD. 17 14 18 9 6 64
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 30 13 7 6 7 63
PANASONIC CORPORATION 0 0 1 23 34 58
OLYMPUS CORPORATION 10 9 11 10 13 53
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 7 9 6 9 18 49
TDK CORPORATION 13 13 8 11 3 48
DELTA ELECTRONICS INC. 9 7 9 11 8 44
HONEYWELL INTERNATIONAL INC. 7 4 2 13 13 39
NDK, NIHON DEMPA KOGYO COMPANY, LTD. 12 6 7 8 6 39
EMERSON ELECTRIC CO. 8 4 7 9 9 37
SANYO ELECTRIC CO., LTD. 2 5 6 12 12 37
FUJITSU MEDIA DEVICES LIMITED 2 12 5 12 2 33
SAMSUNG ELECTRO-MECHANICS CO., LTD. 5 8 8 8 4 33
TOYOTA JIDOSHA K.K. 2 1 4 5 21 33
NISSAN MOTOR COMPANY, LIMITED 6 4 7 7 7 31
SONY CORPORATION 3 3 6 11 8 31
EPCOS AG 3 4 6 8 8 29
EPSON TOYOCOM CORPORATION 1 0 4 16 7 28
VALEO EQUIPEMENTS ELECTRIQUES MOTEUR 7 6 2 4 8 27
SAMSUNG ELECTRONICS CO., LTD. 3 5 5 7 6 26
HAMILTON SUNDSTRAND CORPORATION 1 3 5 2 14 25
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 0 2 1 9 11 23
A. O. SMITH CORPORATION 4 6 3 3 6 22
ALSTOM TECHNOLOGY LTD 4 5 4 6 3 22
BLACK & DECKER INC. 9 5 2 1 5 22
KONICA MINOLTA OPTO, INC 0 7 3 4 8 22
KYOCERA CORPORATION 3 2 3 5 9 22
FUJINON CORPORATION (FORMERLY FUJI PHOTO OPTICAL CO. LTD.) 0 2 5 8 6 21
NIDEC SANKYO CORPORATION 1 7 3 6 4 21
SRI INTERNATIONAL 3 5 8 3 2 21
FUJITSU LIMITED 1 7 5 6 1 20
FUJIFILM CORPORATION 0 1 2 2 14 19
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 4 2 1 7 5 19
MITSUBA CORPORATION 3 2 2 5 7 19
SEIKO INSTRUMENTS INC. 2 3 5 3 6 19
UNITED STATES OF AMERICA, NAVY 5 3 1 7 3 19
BOEING COMPANY 0 2 4 7 5 18
EBM-PAPST ST. GEORGEN GMBH & CO. - KG 5 6 1 2 4 18
KABUSHIKI KAISHA YASKAWA DENKI 1 4 4 4 5 18
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 3 3 3 2 6 17
BROTHER KOGYO KABUSHIKI KAISHA 0 2 5 6 3 16
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 0 2 2 6 6 16
LG INNOTEK CO., LTD 1 1 4 2 8 16
PRATT & WHITNEY CANADA CORP. 3 4 2 2 5 16
SEAGATE TECHNOLOGY, LLC 6 1 3 2 4 16
SIEMENS MEDICAL SOLUTIONS USA, INC. 1 1 4 7 3 16
SIEMENS POWER GENERATION, INC. 6 4 6 0 0 16
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 2 4 4 3 3 16
CATERPILLAR INC. 2 1 5 3 4 15
JOHNSON ELECTRIC S.A. 3 4 1 2 5 15
KONINKLIJKE PHILIPS ELECTRONICS N.V. 4 1 3 2 5 15
NIKON CORPORATION 1 2 5 2 5 15
TOKYO PARTS INDUSTRIAL CO., LTD. 7 3 0 4 1 15
ANORAD CORP. 3 5 3 3 0 14
ASIA VITAL COMPONENTS CO., LTD. 9 3 0 1 1 14
AISIN AW CO., LTD. 4 2 0 2 5 13
ALPS ELECTRIC CO., LTD. 2 3 1 6 1 13
AVAGO TECHNOLOGIES WIRELESS IP (SINGAPORE) PTE. LTD. 1 2 3 4 3 13
HILTI AKTIENGESELLSCHAFT 2 1 3 3 4 13
MAGNETIC TORQUE INTERNATIONAL, LTD. 1 6 4 1 1 13
REMY INTERNATIONAL, INC. 2 0 5 3 3 13
VICTOR COMPANY OF JAPAN, LIMITED 1 4 2 3 3 13
ASML NETHERLANDS B.V. 4 3 3 1 1 12
FANUC LTD. 3 3 3 1 2 12
GENERAL MOTORS CORPORATION 3 2 3 4 0 12
IMPULSE DEVICES, INC. 7 3 2 0 0 12
JTEKT CORPORATION 0 0 0 4 8 12
MITSUMI ELECTRIC CO., LTD. 1 5 0 3 3 12
VISTEON GLOBAL TECHNOLOGIES, INC. 7 3 1 0 1 12
ZF FRIEDRICHSHAFEN, AG 1 1 1 5 4 12
ZIPPY TECHNOLOGY CORP. 5 4 2 1 0 12
BROSE FAHRZEUGTEILE GMBH & CO. KG 2 3 1 1 4 11
DELPHI TECHNOLOGIES, INC. 1 3 0 4 3 11
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 3 3 2 2 1 11
HITACHI KOKI COMPANY, LIMITED 1 0 6 2 2 11
JAPAN SERVO CO., LTD. 2 2 5 2 0 11
PENN STATE RESEARCH FOUNDATION, INC. 3 1 2 3 2 11
ROLLS-ROYCE PLC 1 5 1 3 1 11
UNITED STATES OF AMERICA, ARMY 3 3 2 2 1 11
AMERICAN SUPERCONDUCTOR CORPORATION 0 2 2 4 2 10
FUJITSU GENERAL LIMITED 1 1 1 6 1 10
HIWIN MIKROSYSTEM CORP. 0 0 2 5 3 10
HRL LABORATORIES, LLC 2 4 0 0 4 10
INTEL CORPORATION 1 2 2 3 2 10
NAMIKI SEIMITSU HOUSEKI KABUSHIKI KAISHA 0 2 0 5 3 10
PALO ALTO RESEARCH CENTER INCORPORATED 7 1 0 0 2 10
SIEMENS VDO AUTOMOTIVE, INC. 9 1 0 0 0 10
ABB OY 1 1 1 2 4 9
AISIN SEIKI KABUSHIKI KAISHA 3 1 3 0 2 9
CITIZEN ELECTRONICS CO., LTD. 1 2 1 4 1 9
DAIKIN INDUSTRIES LIMITED 1 0 0 3 5 9
ETEL S.A. 0 3 2 0 4 9
FU ZHUN PRECISION INDUSTRIAL (SHENZHEN) CO., LTD. 0 0 0 4 5 9
HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD. 0 0 0 2 7 9
LIGHT ENGINEERING, INC. 3 3 2 0 1 9
MATSUSHITA ELECTRIC WORKS, LTD. 1 2 5 0 1 9
NIDEC COPAL CORPORATION 2 1 1 4 1 9
ARVINMERITOR LIGHT VEHICLE SYSTEMS-FRANCE 4 2 1 1 0 8
CUTSFORTH PRODUCTS, INC. 3 0 1 2 2 8
DANFOSS COMPRESSORS GMBH 1 3 1 2 1 8
ETA SA MANUFACTURE HORLOGERE SUISSE 3 1 0 2 2 8
HOYA CORPORATION 0 0 2 4 2 8
LOCKHEED MARTIN CORPORATION 1 0 2 2 3 8
LUCENT TECHNOLOGIES INC. 5 1 2 0 0 8
MABUCHI MOTOR CO., LTD 0 0 2 1 5 8
MINEBEA MOTOR MANUFACTURING CORPORATION 0 0 0 2 6 8
NANOMOTION LTD. 3 4 1 0 0 8
NSK LIMITED 2 5 1 0 0 8
PIEZOMOTORS UPPSALA AB 2 3 3 0 0 8
RELIANCE ELECTRIC TECHNOLOGIES, LLC 2 1 5 0 0 8
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 3 2 2 0 1 8
UT-BATTELLE, LLC 2 0 0 4 2 8
ARTIFICIAL MUSCLE, INC. 0 0 0 5 2 7
ASM ASSEMBLY AUTOMATION LTD. 2 1 0 2 2 7
COMMISSARIAT A L'ENERGIE ATOMIQUE 0 0 0 3 4 7
FOXCONN TECHNOLOGY CO., LTD 0 0 3 4 0 7
HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V. 1 0 0 2 4 7
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY 2 0 1 2 2 7
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 1 2 3 1 7
NEC CORPORATION 0 2 2 1 2 7
NIPPON THOMPSON CO., LTD. 2 2 0 3 0 7
NOVATORQUE, INC. 1 3 0 2 1 7
PARKER-HANNIFIN CORPORATION 1 0 3 3 0 7
REMY TECHNOLOGIES, L.L.C. 0 0 1 0 6 7
SCHLUMBERGER TECHNOLOGY CORPORATION 0 0 1 2 4 7
SEIKO PRECISION INC. 0 1 4 1 1 7
SHIMANO INC. 3 2 1 0 1 7
SIEMENS ENERGY, INC. 0 0 1 1 5 7
TOPPAN PRINTING CO., LTD. 0 2 5 0 0 7
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 2 1 3 0 1 7
VIRGINIA TECH INTELLECTUAL PROPERTIES, INC. 3 1 1 2 0 7
AMETEK, INC. 3 0 2 0 1 6
DANFOSS A/S 0 0 1 2 3 6
HITACHI CABLE, LTD. 1 0 1 1 3 6
HON HAI PRECISION IND. CO., LTD. 0 0 3 1 2 6
KEIHIN CORPORATION 0 1 2 0 3 6
MOTEURS LEROY-SOMER 0 2 1 1 2 6
NTN CORPORATION 3 0 1 0 2 6
PHYSIK-INSTRUMENTE (PI) GMBH & CO. KG 0 1 0 1 4 6
PIEDEK TECHNICAL LABORATORY 0 2 2 0 2 6
REGAL BELOIT CORPORATION 0 2 3 0 1 6
RF MICRO DEVICES, INC. 0 0 3 3 0 6
SANDIA CORPORATION 1 0 1 2 2 6
STMICROELECTRONICS S.A. 1 2 2 1 0 6
TAIYO YUDEN CO., LTD. 0 2 0 0 4 6
TEXAS INSTRUMENTS, INCORPORATED 2 2 1 0 1 6
UNIVERSITY OF TEXAS 1 0 1 2 2 6
ADAPTIVENERGY, LLC 0 1 2 2 0 5
ASKOLL HOLDING S.R.L. 1 0 1 1 2 5
BEACON POWER CORPORATION 1 0 1 0 3 5
BOOKHAM TECHNOLOGY PLC 1 1 2 1 0 5
BOSCH SIEMENS HAUSGERATE GMBH 0 0 1 3 1 5
BRAUN GMBH 1 1 0 2 1 5
BTR ROBOTICS LIMITED LIABILITY COMPANY 0 1 1 1 2 5
C.R.F. SOCIETA CONSORTILE PER AZIONI 1 3 0 1 0 5
DELAWARE CAPITAL FORMATION, INC. 1 0 0 2 2 5
ELLIPTEC RESONANT ACTUATOR AG 0 2 3 0 0 5
ENCAP TECHNOLOGIES, INC. 1 1 0 2 1 5
ENOCEAN GMBH 1 1 1 0 2 5
FESTO AG & CO. 2 2 1 0 0 5
FUJI XEROX CO., LTD. 0 0 2 2 1 5
GSI GROUP CORPORATION 2 1 1 0 1 5
HARMONIC DRIVE SYSTEMS INC. 1 1 1 2 0 5
KABUSHIKI KAISHA MORIC 4 1 0 0 0 5
KONICA MINOLTA HOLDINGS, INC. 1 0 1 1 2 5
MAKITA CORPORATION 0 0 2 2 1 5
MITSUI HIGH-TEC, INC. 0 1 1 0 3 5
MOOG INC. 1 0 2 2 0 5
NOKIA CORPORATION 0 1 1 1 2 5
OLYMPUS MEDICAL SYSTEMS CORP. 0 0 0 1 4 5
PIONEER CORPORATION 0 0 0 0 5 5
PRODUCT SYSTEMS INCORPORATED 3 0 1 0 1 5
RAYTHEON COMPANY 1 0 1 3 0 5
RICOH COMPANY, LTD. 1 2 0 1 1 5
SHIN ETSU CHEMICAL CO., LTD. 1 0 2 2 0 5
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 0 0 0 2 3 5
TAIWAN LONG HAWN ENTERPRISES CO. 1 1 0 0 3 5
TAMURA CORPORATION 1 0 3 1 0 5
THK CO., LTD. 0 0 2 1 2 5
TM4 INC. 2 0 2 1 0 5
TOYO COMMUNICATION EQUIPMENT CO., LTD. 4 1 0 0 0 5
TRI-SEVEN RESEARCH, INC. 0 1 0 3 1 5
ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD. 0 0 0 0 5 5


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