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

Patenting In Technology Classes,
Breakout By Organization

Count of 2007 - 2011 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 2007 2008 2009 2010 2011 Total
~INDIVIDUALLY OWNED PATENT 39 44 59 72 64 278
DENSO CORPORATION 27 35 64 43 36 205
MITSUBISHI DENKI KABUSHIKI KAISHA 26 38 31 31 28 154
SIEMENS AKTIENGESELLSCHAFT 14 20 23 46 47 150
SEIKO EPSON CORPORATION 27 31 23 20 22 123
CANON KABUSHIKI KAISHA 35 20 28 17 15 115
HITACHI, LTD 11 16 15 41 29 112
MURATA MANUFACTURING CO., LTD. 14 20 22 24 30 110
ROBERT BOSCH GMBH 14 17 17 32 29 109
PANASONIC CORPORATION 0 1 23 34 37 95
LG ELECTRONICS INC. 17 22 16 16 17 88
GENERAL ELECTRIC COMPANY 11 10 19 25 22 87
TOSHIBA CORPORATION 16 15 13 20 18 82
ASMO CO., LTD. 14 8 15 22 12 71
NIDEC CORPORATION 5 9 26 20 9 69
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 9 6 9 18 21 63
NGK INSULATORS LTD. 14 18 9 6 12 59
OLYMPUS CORPORATION 9 11 10 13 11 54
SANYO ELECTRIC CO., LTD. 5 6 12 12 19 54
TOYOTA JIDOSHA K.K. 1 4 5 21 23 54
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 22 21 2 0 0 45
NDK, NIHON DEMPA KOGYO COMPANY, LTD. 6 7 8 6 17 44
SAMSUNG ELECTRO-MECHANICS CO., LTD. 8 8 8 4 15 43
EPCOS AG 4 6 8 8 13 39
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 13 7 6 7 6 39
EPSON TOYOCOM CORPORATION 0 4 16 7 11 38
DELTA ELECTRONICS INC. 7 9 11 8 2 37
HONEYWELL INTERNATIONAL INC. 4 2 13 13 5 37
TDK CORPORATION 13 8 11 3 2 37
HAMILTON SUNDSTRAND CORPORATION 3 5 2 14 10 34
SONY CORPORATION 3 6 11 8 5 33
ALSTOM TECHNOLOGY LTD 5 4 6 3 14 32
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 2 1 9 11 9 32
SAMSUNG ELECTRONICS CO., LTD. 5 5 7 6 9 32
EMERSON ELECTRIC CO. 4 7 9 9 2 31
FUJITSU MEDIA DEVICES LIMITED 12 5 12 2 0 31
KABUSHIKI KAISHA YASKAWA DENKI 4 4 4 5 14 31
NIDEC SANKYO CORPORATION 7 3 6 4 11 31
SEIKO INSTRUMENTS INC. 3 5 3 6 13 30
FUJIFILM CORPORATION 1 2 2 14 10 29
NISSAN MOTOR COMPANY, LIMITED 4 7 7 7 4 29
KYOCERA CORPORATION 2 3 5 9 8 27
MITSUBA CORPORATION 2 2 5 7 10 26
VALEO EQUIPEMENTS ELECTRIQUES MOTEUR 6 2 4 8 6 26
LG INNOTEK CO., LTD 1 4 2 8 10 25
FUJINON CORPORATION (FORMERLY FUJI PHOTO OPTICAL CO. LTD.) 2 5 8 6 3 24
KONICA MINOLTA OPTO, INC 7 3 4 8 2 24
A. O. SMITH CORPORATION 6 3 3 6 5 23
BOEING COMPANY 2 4 7 5 5 23
FUJITSU LIMITED 7 5 6 1 4 23
JOHNSON ELECTRIC S.A. 4 1 2 5 11 23
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 3 3 2 6 8 22
DAIKIN INDUSTRIES LIMITED 0 0 3 5 12 20
SRI INTERNATIONAL 5 8 3 2 2 20
UNITED STATES OF AMERICA, NAVY 3 1 7 3 6 20
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 2 1 7 5 4 19
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 2 2 6 6 2 18
NIKON CORPORATION 2 5 2 5 4 18
ALPS ELECTRIC CO., LTD. 3 1 6 1 6 17
AVAGO TECHNOLOGIES WIRELESS IP (SINGAPORE) PTE. LTD. 2 3 4 3 5 17
BROTHER KOGYO KABUSHIKI KAISHA 2 5 6 3 1 17
CATERPILLAR INC. 1 5 3 4 4 17
PRATT & WHITNEY CANADA CORP. 4 2 2 5 4 17
TAIYO YUDEN CO., LTD. 2 0 0 4 11 17
EBM-PAPST ST. GEORGEN GMBH & CO. - KG 6 1 2 4 3 16
JTEKT CORPORATION 0 0 4 8 4 16
SIEMENS MEDICAL SOLUTIONS USA, INC. 1 4 7 3 1 16
BLACK & DECKER INC. 5 2 1 5 2 15
MINEBEA MOTOR MANUFACTURING CORPORATION 0 0 2 6 7 15
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 4 4 3 3 1 15
KONINKLIJKE PHILIPS ELECTRONICS N.V. 1 3 2 5 3 14
MITSUMI ELECTRIC CO., LTD. 5 0 3 3 3 14
REMY TECHNOLOGIES, L.L.C. 0 1 0 6 7 14
HIWIN MIKROSYSTEM CORP. 0 2 5 3 3 13
MABUCHI MOTOR CO., LTD 0 2 1 5 5 13
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 1 2 3 1 6 13
ROLLS-ROYCE PLC 5 1 3 1 3 13
ANORAD CORP. 5 3 3 0 1 12
BROSE FAHRZEUGTEILE GMBH & CO. KOMMANDITGESELLSCHAFT, WURZBURG 0 1 0 4 7 12
DELPHI TECHNOLOGIES, INC. 3 0 4 3 2 12
FUJITSU GENERAL LIMITED 1 1 6 1 3 12
HILTI AKTIENGESELLSCHAFT 1 3 3 4 1 12
HITACHI CABLE, LTD. 0 1 1 3 7 12
MAGNETIC TORQUE INTERNATIONAL, LTD. 6 4 1 1 0 12
MOTOR EXCELLENCE LLC 0 0 0 2 10 12
REMY INTERNATIONAL, INC. 0 5 3 3 1 12
SEAGATE TECHNOLOGY, LLC 1 3 2 4 2 12
VICTOR COMPANY OF JAPAN, LIMITED 4 2 3 3 0 12
ZF FRIEDRICHSHAFEN, AG 1 1 5 4 1 12
ABB OY 1 1 2 4 3 11
AISIN AW CO., LTD. 2 0 2 5 2 11
HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD. 0 0 2 7 2 11
HITACHI KOKI COMPANY, LIMITED 0 6 2 2 1 11
NAMIKI SEIMITSU HOUSEKI KABUSHIKI KAISHA 2 0 5 3 1 11
SIEMENS ENERGY, INC. 0 1 1 5 4 11
ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD. 0 0 0 5 6 11
AMERICAN SUPERCONDUCTOR CORPORATION 2 2 4 2 0 10
CUTSFORTH PRODUCTS, INC. 0 1 2 2 5 10
ETEL S.A. 3 2 0 4 1 10
GEORGIA TECH RESEARCH CORP. 0 0 2 2 6 10
HON HAI PRECISION IND. CO., LTD. 0 3 1 2 4 10
NOVATORQUE, INC. 3 0 2 1 4 10
OLYMPUS MEDICAL SYSTEMS CORP. 0 0 1 4 5 10
SIEMENS POWER GENERATION, INC. 4 6 0 0 0 10
THK CO., LTD. 0 2 1 2 5 10
UNITED STATES OF AMERICA, ARMY 3 2 2 1 2 10
COMMISSARIAT A L'ENERGIE ATOMIQUE 0 0 3 4 2 9
FANUC LTD. 3 3 1 2 0 9
FU ZHUN PRECISION INDUSTRIAL (SHENZHEN) CO., LTD. 0 0 4 5 0 9
GENERAL MOTORS CORPORATION 2 3 4 0 0 9
INTEL CORPORATION 2 2 3 2 0 9
JAPAN SERVO CO., LTD. 2 5 2 0 0 9
NIDEC MOTOR CORPORATION 0 0 0 0 9 9
SCHLUMBERGER TECHNOLOGY CORPORATION 0 1 2 4 2 9
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 2 2 0 1 4 9
AISIN SEIKI KABUSHIKI KAISHA 1 3 0 2 2 8
ASML NETHERLANDS B.V. 3 3 1 1 0 8
CITIZEN ELECTRONICS CO., LTD. 2 1 4 1 0 8
DAISHINKU CORPORATION 0 2 0 1 5 8
DELAWARE CAPITAL FORMATION, INC. 0 0 2 2 4 8
FOXCONN TECHNOLOGY CO., LTD 0 3 4 0 1 8
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 3 2 2 1 0 8
HOYA CORPORATION 0 2 4 2 0 8
HRL LABORATORIES, LLC 4 0 0 4 0 8
KEIHIN CORPORATION 1 2 0 3 2 8
MATSUSHITA ELECTRIC WORKS, LTD. 2 5 0 1 0 8
NIDEC COPAL CORPORATION 1 1 4 1 1 8
PENN STATE RESEARCH FOUNDATION, INC. 1 2 3 2 0 8
PIEZOMOTORS UPPSALA AB 3 3 0 0 2 8
PIONEER CORPORATION 0 0 0 5 3 8
RF MICRO DEVICES, INC. 0 3 3 0 2 8
SHIN ETSU CHEMICAL CO., LTD. 0 2 2 0 4 8
STMICROELECTRONICS S.A. 2 2 1 0 3 8
TOKYO PARTS INDUSTRIAL CO., LTD. 3 0 4 1 0 8
ARTIFICIAL MUSCLE, INC. 0 0 5 2 0 7
ASIA VITAL COMPONENTS CO., LTD. 3 0 1 1 2 7
BOSCH SIEMENS HAUSGERATE GMBH 0 1 3 1 2 7
BROSE FAHRZEUGTEILE GMBH & CO. KG 3 0 1 0 3 7
DANFOSS A/S 0 1 2 3 1 7
DANFOSS COMPRESSORS GMBH 3 1 2 1 0 7
DELPHI TECHNOLOGIES HOLDING S.ARL 0 0 0 4 3 7
FORD GLOBAL TECHNOLOGIES, L.L.C. 0 0 1 2 4 7
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY 0 1 2 2 2 7
LOCKHEED MARTIN CORPORATION 0 2 2 3 0 7
MITSUI HIGH-TEC, INC. 1 1 0 3 2 7
MOTEURS LEROY-SOMER 2 1 1 2 1 7
NEC CORPORATION 2 2 1 2 0 7
NIPPON THOMPSON CO., LTD. 2 0 3 0 2 7
PHYSIK-INSTRUMENTE (PI) GMBH & CO. KG 1 0 1 4 1 7
PIEDEK TECHNICAL LABORATORY 2 2 0 2 1 7
SEIKO PRECISION INC. 1 4 1 1 0 7
SHINANO KENSHI KABUSHIKI KAISHA 2 0 1 1 3 7
SUMITOMO ELECTRIC INDUSTRIES, LTD. 0 0 2 3 2 7
TOPPAN PRINTING CO., LTD. 2 5 0 0 0 7
VISTEON GLOBAL TECHNOLOGIES, INC. 3 1 0 1 2 7
ZIPPY TECHNOLOGY CORP. 4 2 1 0 0 7
BAKER HUGHES INCORPORATED 0 0 1 2 3 6
BAYER MATERIALSCIENCE AG 0 0 0 0 6 6
BUEHLER MOTOR GMBH 0 1 2 1 2 6
CONTINENTAL AUTOMOTIVE GMBH 0 0 0 4 2 6
CORNELL RESEARCH FOUNDATION INC. 1 0 1 2 2 6
ETA SA MANUFACTURE HORLOGERE SUISSE 1 0 2 2 1 6
HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V. 0 0 2 4 0 6
HITACHI MEDIA ELECTRONICS CO., LTD. 0 1 1 2 2 6
KOREA ELECTROTECHNOLOGY RESEARCH INSTITUTE 1 0 2 0 3 6
LIGHT ENGINEERING, INC. 3 2 0 1 0 6
MICROSTRAIN, INC. 0 0 0 4 2 6
NSK LIMITED 5 1 0 0 0 6
PARKER-HANNIFIN CORPORATION 0 3 3 0 0 6
REGAL BELOIT CORPORATION 2 3 0 1 0 6
RELIANCE ELECTRIC TECHNOLOGIES, LLC 1 5 0 0 0 6
SANDIA CORPORATION 0 1 2 2 1 6
SOCIETE DE MECANIQUE MAGNETIQUE S.A. 0 1 2 1 2 6
TM4 INC. 0 2 1 0 3 6
TRIQUINT SEMICONDUCTORS, INC. 0 0 1 1 4 6
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 1 3 0 1 1 6
UT-BATTELLE, LLC 0 0 4 2 0 6
ADAPTIVENERGY, LLC 1 2 2 0 0 5
AMOTECH CO., LTD. 0 1 0 2 2 5
ASKOLL HOLDING S.R.L. 0 1 1 2 1 5
ASM ASSEMBLY AUTOMATION LTD. 1 0 2 2 0 5
BOSE CORPORATION 1 0 0 2 2 5
BTR ROBOTICS LIMITED LIABILITY COMPANY 1 1 1 2 0 5
CITIZEN HOLDINGS CO., LTD. 0 0 3 1 1 5
CONVERTEAM LTD 0 0 1 2 2 5
ELLIPTEC RESONANT ACTUATOR AG 2 3 0 0 0 5
FUJI XEROX CO., LTD. 0 2 2 1 0 5
HITACHI APPLIANCES, INC. 0 1 2 1 1 5
IMPULSE DEVICES, INC. 3 2 0 0 0 5
INTERUNIVERSITAIR MICRO-ELEKTRONICA CENTRUM (IMEC VZW) 0 0 1 3 1 5
JFE MINERAL COMPANY, LTD. 0 1 2 0 2 5
MAGNETIC APPLICATIONS INC. 0 0 0 3 2 5
MAKITA CORPORATION 0 2 2 1 0 5
NANOMOTION LTD. 4 1 0 0 0 5
NGK SPARK PLUG CO., LTD. 0 0 1 2 2 5
NOKIA CORPORATION 1 1 1 2 0 5
NTN CORPORATION 0 1 0 2 2 5
NXP B.V. 0 1 0 1 3 5
ORIENTAL MOTOR CO., LTD. 0 2 2 0 1 5
PANASONIC ELECTRIC WORKS CO., LTD. 0 0 3 1 1 5
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 0 0 1 2 2 5
SIEMENS INDUSTRY, INC. 0 0 0 4 1 5
SPAL AUTOMOTIVE S.R.L. 0 0 1 1 3 5
TAMURA CORPORATION 0 3 1 0 1 5
TESLA MOTORS, INC. 0 0 2 1 2 5
TEXAS INSTRUMENTS, INCORPORATED 2 1 0 1 1 5
TRI-SEVEN RESEARCH, INC. 1 0 3 1 0 5
UNIVERSITY OF TEXAS 0 1 2 2 0 5


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