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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 384, Bearings

( 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
NTN CORPORATION 16 34 46 49 68 213
JTEKT CORPORATION 3 9 20 27 30 89
SCHAEFFLER KG 7 11 15 31 6 70
NSK LIMITED 16 10 10 12 11 59
HIWIN TECHNOLOGIES CORP. 11 10 8 4 3 36
NIPPON THOMPSON CO., LTD. 7 3 12 6 7 35
AKTIEBOLAGET SKF 5 5 5 5 10 30
~INDIVIDUALLY OWNED PATENT 8 6 4 4 8 30
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 9 6 7 3 4 29
PANASONIC CORPORATION 0 9 8 8 0 25
HONEYWELL INTERNATIONAL INC. 5 4 9 3 3 24
THK CO., LTD. 2 1 5 9 7 24
SCHAEFFLER TECHNOLOGIES AG & CO. KG 0 0 0 0 22 22
SEAGATE TECHNOLOGY, LLC 7 2 2 3 3 17
SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION "S.N.E.C.M.A." 3 4 3 1 3 14
GENERAL ELECTRIC COMPANY 3 2 0 3 5 13
NIDEC CORPORATION 4 1 3 1 4 13
ROBERT BOSCH GMBH 1 3 3 1 5 13
DAIDO METAL COMPANY 2 1 1 0 7 11
ROLLS-ROYCE PLC 1 0 1 1 7 10
FOXCONN TECHNOLOGY CO., LTD 2 2 4 1 0 9
HAMILTON SUNDSTRAND CORPORATION 1 1 4 0 3 9
INA-SCHAEFFLER KG 4 5 0 0 0 9
KOMATSU LTD. 1 2 3 2 1 9
TIMKEN COMPANY 2 1 4 1 1 9
U.S. SYNTHETIC CORPORATION 0 1 1 3 4 9
FLORIDA TURBINE TECHNOLOGIES, INC. 4 1 1 1 1 8
OILES CORPORATION 2 0 0 4 2 8
PRATT & WHITNEY CANADA CORP. 0 3 3 0 2 8
SONY CORPORATION 2 3 2 0 0 7
FAG KUGELFISCHER GEORG SCHAFER AG 3 3 0 0 0 6
HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V. 2 3 0 1 0 6
ROLLER BEARING COMPANY OF AMERICA, INC. 0 0 1 3 2 6
SIEMENS AKTIENGESELLSCHAFT 0 2 1 0 3 6
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 1 2 1 2 0 6
AMSTED RAIL COMPANY, INC. 0 2 0 1 2 5
DELAWARE CAPITAL FORMATION, INC. 1 1 1 2 0 5
FEDERAL-MOGUL WORLD WIDE, INC. 3 0 0 1 1 5
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 1 1 1 1 1 5
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 5 0 0 0 0 5
NISSAN MOTOR COMPANY, LIMITED 2 0 0 0 3 5
OME TECHNOLOGY CO., LTD. 0 0 2 1 2 5
REXROTH STAR GMBH 2 1 2 0 0 5
TOYOTA JIDOSHA K.K. 1 0 1 0 3 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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