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

Patenting In Technology Classes,
Breakout By Organization

Count of 2009 - 2013 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 2009 2010 2011 2012 2013 Total
NTN CORPORATION 34 46 49 68 49 246
JTEKT CORPORATION 9 20 27 30 29 115
SCHAEFFLER TECHNOLOGIES AG & CO. KG 0 0 0 22 49 71
SCHAEFFLER KG 11 15 31 6 0 63
NSK LIMITED 10 10 12 11 7 50
AKTIEBOLAGET SKF 5 5 5 10 20 45
NIPPON THOMPSON CO., LTD. 3 12 6 7 11 39
~INDIVIDUALLY OWNED PATENT 6 4 4 8 7 29
THK CO., LTD. 1 5 9 7 6 28
HIWIN TECHNOLOGIES CORP. 10 8 4 3 1 26
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 6 7 3 4 6 26
PANASONIC CORPORATION 9 8 8 0 0 25
HONEYWELL INTERNATIONAL INC. 4 9 3 3 4 23
DAIDO METAL COMPANY 1 1 0 7 11 20
SEAGATE TECHNOLOGY, LLC 2 2 3 3 6 16
ROBERT BOSCH GMBH 3 3 1 5 2 14
NIDEC CORPORATION 1 3 1 4 4 13
U.S. SYNTHETIC CORPORATION 1 1 3 4 4 13
SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION "S.N.E.C.M.A." 4 3 1 3 1 12
TIMKEN COMPANY 1 4 1 1 5 12
GENERAL ELECTRIC COMPANY 2 0 3 5 1 11
HAMILTON SUNDSTRAND CORPORATION 1 4 0 3 3 11
AMSTED RAIL COMPANY, INC. 2 0 1 2 4 9
PRATT & WHITNEY CANADA CORP. 3 3 0 2 1 9
ROLLS-ROYCE PLC 0 1 1 7 0 9
SIEMENS AKTIENGESELLSCHAFT 2 1 0 3 3 9
KOMATSU LTD. 2 3 2 1 0 8
MITSUBISHI HEAVY INDUSTRIES, LTD. 0 0 1 2 5 8
SAMSUNG ELECTRO-MECHANICS CO., LTD. 1 0 0 1 6 8
FOXCONN TECHNOLOGY CO., LTD 2 4 1 0 0 7
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 1 1 1 1 3 7
OILES CORPORATION 0 0 4 2 1 7
SIEMENS INDUSTRY, INC. 0 2 1 0 4 7
TOYOTA JIDOSHA K.K. 0 1 0 3 3 7
UNITED TECHNOLOGIES CORPORATION 1 0 0 2 4 7
BALDOR ELECTRIC COMPANY, INC. 0 0 3 1 2 6
FIRST DOME CORP. 0 0 0 0 6 6
ROLLER BEARING COMPANY OF AMERICA, INC. 0 1 3 2 0 6
SONY CORPORATION 3 2 0 0 1 6
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 2 1 2 0 1 6
TAIHO KOGYO CO., LTD. 0 2 0 0 4 6
ALPHANA TECHNOLOGY CO., LTD. 0 1 2 0 2 5
DRESSER-RAND COMPANY 0 0 0 2 3 5
HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.V. 3 0 1 0 1 5
INA-SCHAEFFLER KG 5 0 0 0 0 5
MAHLE INTERNATIONAL GMBH 0 0 0 2 3 5
OME TECHNOLOGY CO., LTD. 0 2 1 2 0 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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