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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 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 2007 2008 2009 2010 2011 Total
NTN CORPORATION 21 16 34 46 49 166
NSK LIMITED 24 16 10 10 12 72
SCHAEFFLER KG 2 7 11 15 31 66
JTEKT CORPORATION 4 3 9 20 27 63
HIWIN TECHNOLOGIES CORP. 2 11 10 8 4 35
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 9 9 6 7 3 34
NIPPON THOMPSON CO., LTD. 6 7 3 12 6 34
~INDIVIDUALLY OWNED PATENT 7 8 6 4 4 29
PANASONIC CORPORATION 0 0 9 8 8 25
HONEYWELL INTERNATIONAL INC. 1 5 4 9 3 22
AKTIEBOLAGET SKF 1 5 5 5 5 21
SEAGATE TECHNOLOGY, LLC 5 7 2 2 3 19
THK CO., LTD. 1 2 1 5 9 18
INA-SCHAEFFLER KG 5 4 5 0 0 14
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 8 5 0 0 0 13
KOYO SEIKO COMPANY, LTD. 8 2 1 1 0 12
NIDEC CORPORATION 3 4 1 3 1 12
SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION "S.N.E.C.M.A." 0 3 4 3 1 11
OILES CORPORATION 4 2 0 0 4 10
FAG KUGELFISCHER GEORG SCHAFER AG 3 3 3 0 0 9
FOXCONN TECHNOLOGY CO., LTD 0 2 2 4 1 9
GENERAL ELECTRIC COMPANY 1 3 2 0 3 9
REXROTH STAR GMBH 4 2 1 2 0 9
ROBERT BOSCH GMBH 1 1 3 3 1 9
TIMKEN COMPANY 1 2 1 4 1 9
DAIDO METAL COMPANY 4 2 1 1 0 8
FLORIDA TURBINE TECHNOLOGIES, INC. 1 4 1 1 1 8
KOMATSU LTD. 0 1 2 3 2 8
SONY CORPORATION 1 2 3 2 0 8
HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V. 1 2 3 0 1 7
DELAWARE CAPITAL FORMATION, INC. 1 1 1 1 2 6
HAMILTON SUNDSTRAND CORPORATION 0 1 1 4 0 6
PRATT & WHITNEY CANADA CORP. 0 0 3 3 0 6
SAMSUNG ELECTRONICS CO., LTD. 2 1 1 2 0 6
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 0 1 2 1 2 6
FEDERAL-MOGUL WORLD WIDE, INC. 1 3 0 0 1 5
HANSEN TRANSMISSIONS INTERNATIONAL NV 2 1 1 1 0 5
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 1 1 1 1 1 5
U.S. SYNTHETIC CORPORATION 0 0 1 1 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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