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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 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 2007 2008 2009 2010 2011 Total
~INDIVIDUALLY OWNED PATENT 17 9 23 32 39 120
SONY CORPORATION 8 12 15 20 7 62
RESEARCH IN MOTION LIMITED 7 5 11 19 15 57
SANYO ELECTRIC CO., LTD. 4 8 12 19 8 51
SAMSUNG SDI CO., LTD. 0 0 16 21 11 48
LG CHEMICAL LTD. 0 4 13 20 7 44
MILWAUKEE ELECTRIC TOOL CORPORATION 7 10 11 6 7 41
O2 MICRO INTERNATIONAL LTD. 3 5 9 15 5 37
TOYOTA JIDOSHA K.K. 2 3 10 10 10 35
BLACK & DECKER INC. 1 7 7 9 7 31
DELL PRODUCTS, L.P. 1 6 14 4 3 28
NISSAN MOTOR COMPANY, LIMITED 3 5 14 4 2 28
PANASONIC CORPORATION 0 1 9 10 6 26
ROBERT BOSCH GMBH 3 3 6 10 4 26
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 0 2 6 7 9 24
SAMSUNG ELECTRONICS CO., LTD. 4 2 4 7 7 24
DENSO CORPORATION 0 2 6 10 5 23
PANASONIC EV ENERGY CO., LTD. 3 4 7 4 5 23
TESLA MOTORS, INC. 0 0 4 10 7 21
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 1 4 3 5 7 20
INTERNATIONAL BUSINESS MACHINES CORPORATION 1 4 5 5 5 20
HITACHI KOKI COMPANY, LIMITED 0 3 4 4 8 19
CANON KABUSHIKI KAISHA 2 6 4 4 2 18
RICOH COMPANY, LTD. 2 0 3 10 3 18
EVEREADY BATTERY COMPANY, INC. 0 0 5 6 5 16
FORD GLOBAL TECHNOLOGIES, L.L.C. 4 1 4 4 3 16
MOTOROLA, INC. 4 2 4 6 0 16
AMERICAN POWER CONVERSION CORPORATION 0 3 2 4 6 15
GENERAL ELECTRIC COMPANY 0 0 3 4 7 14
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 1 3 4 3 3 14
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 0 0 4 2 8 14
LENOVO (SINGAPORE) PTE LTD 3 1 1 1 8 14
SEIKO INSTRUMENTS INC. 1 1 3 4 4 13
LG ELECTRONICS INC. 1 1 3 6 1 12
MITSUMI ELECTRIC CO., LTD. 3 1 4 2 2 12
NATIONAL SEMICONDUCTOR CORPORATION 1 3 6 1 1 12
QUALLION, LLC 1 2 5 2 2 12
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 0 0 0 6 6 12
TOSHIBA CORPORATION 1 1 1 3 6 12
ACCESS BUSINESS GROUP INTERNATIONAL LLC 0 1 4 1 5 11
APPLE, INC. 0 0 4 5 2 11
HITACHI, LTD 1 2 2 5 1 11
SONY ERICSSON MOBILE COMMUNICATIONS AB 0 0 3 3 5 11
FUJITSU LIMITED 2 1 3 2 2 10
HONEYWELL INTERNATIONAL INC. 2 1 3 4 0 10
INTERSIL AMERICAS INC. 2 1 1 2 4 10
SEIKO EPSON CORPORATION 2 1 2 1 4 10
SYMBOL TECHNOLOGIES, INC. 1 1 4 2 2 10
TEXAS INSTRUMENTS, INCORPORATED 0 3 2 2 3 10
YAZAKI CORP. 1 1 4 3 1 10
MATSUSHITA ELECTRIC WORKS, LTD. 2 0 6 1 0 9
ROHM COMPANY LIMITED 0 1 1 3 4 9
ATMEL CORPORATION 0 0 4 2 2 8
COBASYS, LLC 0 2 3 1 2 8
HITACHI VEHICLE ENERGY, LTD. 0 0 2 1 5 8
INTEL CORPORATION 0 1 2 4 1 8
MIDTRONICS, INC. 1 1 4 0 2 8
NEC CORPORATION 0 0 4 1 3 8
RESERVE POWER CELL, LLC 0 2 2 4 0 8
CHI MEI COMMUNICATION SYSTEMS, INC. 0 0 0 1 6 7
COULOMB TECHNOLOGIES, INC. 0 0 0 1 6 7
LINEAR TECHNOLOGY CORPORATION 1 0 2 4 0 7
MICROSOFT CORPORATION 0 3 1 1 2 7
SIEMENS AKTIENGESELLSCHAFT 1 0 2 3 1 7
SOUTHWEST ELECTRONIC ENERGY CORPORATION 4 0 2 0 1 7
VISTEON GLOBAL TECHNOLOGIES, INC. 0 0 1 3 3 7
BROADCOM CORPORATION 0 0 0 3 3 6
CHRYSLER GROUP LLC 0 0 0 6 0 6
COMPAL ELECTRONICS, INC. 0 1 1 2 2 6
ILLINOIS TOOL WORKS INC. 1 1 0 2 2 6
INTERNATIONAL COMPONENTS CORPORATION 1 1 2 1 1 6
MAKITA CORPORATION 1 1 0 3 1 6
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 3 3 0 0 0 6
NEC ELECTRONICS CORPORATION 0 3 2 1 0 6
NOKIA CORPORATION 2 0 2 1 1 6
RICHTEK TECHNOLOGY CORP. 0 0 1 2 3 6
SUMMIT MICROELECTRONICS, INC. 0 0 1 1 4 6
VB AUTOBATTERIE GMBH & CO. KGAA 2 2 2 0 0 6
BAYERISCHE MOTOREN WERKE AG 0 1 1 2 1 5
BELKIN INTERNATIONAL, INC. 0 0 1 2 2 5
CHENG UEI PRECISION INDUSTRY CO., LTD. 0 0 0 2 3 5
GILLETTE COMPANY 0 0 0 2 3 5
HON HAI PRECISION IND. CO., LTD. 0 0 1 1 3 5
HYUNDAI MOTOR COMPANY 1 2 0 0 2 5
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 0 2 1 2 5
JADOO POWER SYSTEMS, INC. 2 0 1 0 2 5
LEAR CORPORATION 1 1 2 1 0 5
MEDIATEK INC. 0 2 0 3 0 5
O2 MICRO, INC. 0 0 0 1 4 5
SNAP-ON INCORPORATED 0 0 1 3 1 5
UNITED STATES OF AMERICA, NAVY 0 0 1 3 1 5


PTMT Contacts

Questions regarding these reports should be directed to:

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

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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