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

Patenting In Technology Classes,
Breakout By Organization

Count of 2008 - 2012 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 320, Electricity: Battery or Capacitor Charging or Discharging

( 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 2008 2009 2010 2011 2012 Total
~INDIVIDUALLY OWNED PATENT 9 23 32 39 51 154
SONY CORPORATION 12 15 20 7 18 72
RESEARCH IN MOTION LIMITED 5 11 19 15 16 66
SAMSUNG SDI CO., LTD. 0 16 21 11 16 64
SANYO ELECTRIC CO., LTD. 8 12 19 8 16 63
TOYOTA JIDOSHA K.K. 3 10 10 10 28 61
PANASONIC CORPORATION 1 9 10 6 22 48
LG CHEMICAL LTD. 4 13 20 7 3 47
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 2 6 7 9 20 44
O2 MICRO INTERNATIONAL LTD. 5 9 15 5 7 41
MILWAUKEE ELECTRIC TOOL CORPORATION 10 11 6 7 6 40
BLACK & DECKER INC. 7 7 9 7 6 36
DENSO CORPORATION 2 6 10 5 11 34
DELL PRODUCTS, L.P. 6 14 4 3 4 31
ROBERT BOSCH GMBH 3 6 10 4 7 30
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 0 4 2 8 14 28
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 4 3 5 7 7 26
NISSAN MOTOR COMPANY, LIMITED 5 14 4 2 1 26
O2 MICRO, INC. 0 0 1 4 20 25
RICOH COMPANY, LTD. 0 3 10 3 8 24
SAMSUNG ELECTRONICS CO., LTD. 2 4 7 7 4 24
TESLA MOTORS, INC. 0 4 10 7 3 24
CANON KABUSHIKI KAISHA 6 4 4 2 7 23
HITACHI KOKI COMPANY, LIMITED 3 4 4 8 4 23
INTERNATIONAL BUSINESS MACHINES CORPORATION 4 5 5 5 4 23
PANASONIC EV ENERGY CO., LTD. 4 7 4 5 3 23
GENERAL ELECTRIC COMPANY 0 3 4 7 8 22
FORD GLOBAL TECHNOLOGIES, L.L.C. 1 4 4 3 9 21
TOSHIBA CORPORATION 1 1 3 6 8 19
APPLE, INC. 0 4 5 2 7 18
EVEREADY BATTERY COMPANY, INC. 0 5 6 5 2 18
HITACHI, LTD 2 2 5 1 8 18
LENOVO (SINGAPORE) PTE LTD 1 1 1 8 7 18
TEXAS INSTRUMENTS, INCORPORATED 3 2 2 3 7 17
AMERICAN POWER CONVERSION CORPORATION 3 2 4 6 1 16
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 3 4 3 3 3 16
MITSUMI ELECTRIC CO., LTD. 1 4 2 2 7 16
SEIKO INSTRUMENTS INC. 1 3 4 4 4 16
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 0 0 6 6 4 16
YAZAKI CORP. 1 4 3 1 7 16
LG ELECTRONICS INC. 1 3 6 1 4 15
INTEL CORPORATION 1 2 4 1 6 14
NEC CORPORATION 0 4 1 3 6 14
BROADCOM CORPORATION 0 0 3 3 7 13
HON HAI PRECISION IND. CO., LTD. 0 1 1 3 8 13
SEIKO EPSON CORPORATION 1 2 1 4 5 13
ACCESS BUSINESS GROUP INTERNATIONAL LLC 1 4 1 5 1 12
HITACHI VEHICLE ENERGY, LTD. 0 2 1 5 4 12
MOTOROLA, INC. 2 4 6 0 0 12
ROHM CO., LTD. 1 1 3 4 3 12
SONY ERICSSON MOBILE COMMUNICATIONS AB 0 3 3 5 1 12
SYMBOL TECHNOLOGIES, INC. 1 4 2 2 3 12
HONEYWELL INTERNATIONAL INC. 1 3 4 0 3 11
NATIONAL SEMICONDUCTOR CORPORATION 3 6 1 1 0 11
QUALLION, LLC 2 5 2 2 0 11
ATMEL CORPORATION 0 4 2 2 2 10
FUJITSU LIMITED 1 3 2 2 2 10
CHI MEI COMMUNICATION SYSTEMS, INC. 0 0 1 6 2 9
COBASYS, LLC 2 3 1 2 1 9
COULOMB TECHNOLOGIES, INC. 0 0 1 6 2 9
INTERSIL AMERICAS INC. 1 1 2 4 1 9
MAKITA CORPORATION 1 0 3 1 4 9
MICROSOFT CORPORATION 3 1 1 2 2 9
BYD COMPANY LIMITED 0 1 3 0 4 8
COMMISSARIAT A L'ENERGIE ATOMIQUE 0 1 2 1 4 8
GILLETTE COMPANY 0 0 2 3 3 8
LEAR CORPORATION 1 2 1 0 4 8
LINEAR TECHNOLOGY CORPORATION 0 2 4 0 2 8
RESERVE POWER CELL, LLC 2 2 4 0 0 8
RICHTEK TECHNOLOGY CORP. 0 1 2 3 2 8
ILLINOIS TOOL WORKS INC. 1 0 2 2 2 7
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 2 1 2 2 7
MATSUSHITA ELECTRIC WORKS, LTD. 0 6 1 0 0 7
MIDTRONICS, INC. 1 4 0 2 0 7
SIEMENS AKTIENGESELLSCHAFT 0 2 3 1 1 7
SUMMIT MICROELECTRONICS, INC. 0 1 1 4 1 7
VALENCE TECHNOLOGY, INC. 0 0 3 1 3 7
VISTEON GLOBAL TECHNOLOGIES, INC. 0 1 3 3 0 7
AEROVIRONMENT INC. 1 1 0 1 3 6
BAYERISCHE MOTOREN WERKE AG 1 1 2 1 1 6
CANADUS POWER SYSTEMS, LLC 0 1 2 1 2 6
CHENG UEI PRECISION INDUSTRY CO., LTD. 0 0 2 3 1 6
CHRYSLER GROUP LLC 0 0 6 0 0 6
CITY UNIVERSITY OF HONG KONG 0 0 0 3 3 6
COMPAL ELECTRONICS, INC. 1 1 2 2 0 6
FREESCALE SEMICONDUCTOR, INC. 0 1 0 2 3 6
GRIFFIN TECHNOLOGY, INC. 0 1 1 2 2 6
MITSUBISHI HEAVY INDUSTRIES, LTD. 0 0 1 3 2 6
MOTOROLA-MOBILITY, INC. 0 0 0 3 3 6
NEC ELECTRONICS CORPORATION 3 2 1 0 0 6
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC 1 1 1 0 3 6
UNITED STATES OF AMERICA, NAVY 0 1 3 1 1 6
BELKIN INTERNATIONAL, INC. 0 1 2 2 0 5
GOOGLE, INC. 0 0 0 1 4 5
HYUNDAI MOTOR COMPANY 2 0 0 2 1 5
INFINEON TECHNOLOGIES AG 0 0 2 1 2 5
INTERNATIONAL COMPONENTS CORPORATION 1 2 1 1 0 5
INVENTEC APPLIANCES CORP. 0 2 0 1 2 5
MEDIATEK INC. 2 0 3 0 0 5
MICROSEMI CORP. 0 2 2 0 1 5
NOKIA CORPORATION 0 2 1 1 1 5
SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD. 0 0 0 0 5 5
SHIN KOBE ELECTRIC MACHINERY CO., LTD. 1 2 1 0 1 5
SHINDENGEN ELECTRIC MANUFACTURING CO., LTD 1 1 0 1 2 5
SK ENERGY CO., LTD 0 0 0 3 2 5
SNAP-ON INCORPORATED 0 1 3 1 0 5
ST-ERICSSON SA 0 0 1 2 2 5
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 0 2 0 2 1 5


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U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

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

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