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

Patenting In Technology Classes,
Breakout By Organization

Count of 2010 - 2014 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 464, Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts

( 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 2010 2011 2012 2013 2014 Total
NTN CORPORATION 14 17 22 22 7 82
JTEKT CORPORATION 6 4 8 14 4 36
GKN DRIVELINE NORTH AMERICA, INC. 5 10 8 3 3 29
~INDIVIDUALLY OWNED PATENT 2 6 6 7 6 27
HYUNDAI WIA CORPORATION 1 4 4 9 6 24
AISIN SEIKI KABUSHIKI KAISHA 4 1 5 7 6 23
SCHAEFFLER TECHNOLOGIES AG & CO. KG 0 0 11 10 2 23
GKN DRIVELINE INTERNATIONAL GMBH 6 2 5 2 2 17
SHAFT-FORM-ENGINEERING GMBH 8 3 6 0 0 17
GKN DRIVELINE DEUTSCHLAND GMBH 7 4 2 1 0 14
TOYOTA JIDOSHA K.K. 0 2 0 6 6 14
GM GLOBAL TECHNOLOGY OPERATIONS LLC 1 3 2 4 3 13
STEERING SOLUTIONS IP HOLDING CORPORATION 0 0 8 4 1 13
EXEDY CORPORATION 0 4 1 3 4 12
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 6 5 1 0 0 12
NEUMAYER TEKFOR HOLDING GMBH 0 4 4 3 1 12
SGF SUDDEUTSCHE GELENKSCHEIBENFABRIK GMBH & CO. KG 0 2 0 5 5 12
AMERICAN AXLE & MANUFACTURING, INC. 2 4 3 0 1 10
DANA AUTOMOTIVE SYSTEMS GROUP, LLC. 0 1 1 3 5 10
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 0 0 4 4 1 9
ZF FRIEDRICHSHAFEN, AG 2 3 1 2 0 8
AKTIEBOLAGET SKF 1 1 1 1 2 6
FORD GLOBAL TECHNOLOGIES, L.L.C. 1 4 1 0 0 6
IFA-TECHNOLOGIES GMBH 2 1 3 0 0 6
SCHAEFFLER TECHNOLOGIES GMBH & CO., KG 1 4 1 0 0 6
AISIN AW CO., LTD. 0 0 0 0 5 5
BORGWARNER INC. 0 2 2 0 1 5
S.S. WHITE TECHNOLOGIES INC. 1 0 1 2 1 5
SCHAEFFLER KG 3 0 2 0 0 5
SHOWA CORPORATION 4 0 1 0 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/reports.htm
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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