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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 267, Spring Devices

( 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
TOKAI RUBBER INDUSTRIES, LTD. 13 18 7 8 5 51
~INDIVIDUALLY OWNED PATENT 7 10 9 6 6 38
ZF FRIEDRICHSHAFEN, AG 2 9 3 3 7 24
BFS DIVERSIFIED PRODUCTS, LLC 3 4 7 2 5 21
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 6 3 3 3 4 19
TOYO TIRE & RUBBER CO., LTD. 4 5 1 0 0 10
BASF CORP. 5 1 1 0 0 7
BRIDGESTONE CORPORATION 0 0 0 1 6 7
CONTITECH LUFTFEDERSYSTEME GMBH 1 1 1 2 2 7
PULLMAN COMPANY 0 1 2 1 3 7
ARVINMERITOR TECHNOLOGY, LLC 2 2 1 0 0 5
BARNES GROUP INC. 1 1 1 1 1 5
CARL FREUDENBERG KG 3 2 0 0 0 5
FREUDENBERG-NOK GENERAL PARTNERSHIP 1 2 1 1 0 5
HYUNDAI MOTOR COMPANY 2 0 1 0 2 5
LORD CORPORATION 1 1 0 0 3 5
ZF LEMFORDER METALLWAREN AG 3 0 1 1 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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