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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 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 2009 2010 2011 2012 2013 Total
TOKAI RUBBER INDUSTRIES, LTD. 7 8 5 12 12 44
~INDIVIDUALLY OWNED PATENT 9 6 6 7 8 36
BRIDGESTONE CORPORATION 0 1 6 6 7 20
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 3 3 4 4 4 18
ZF FRIEDRICHSHAFEN, AG 3 3 7 5 0 18
BFS DIVERSIFIED PRODUCTS, LLC 7 2 5 0 0 14
FIRESTONE INDUSTRIAL PRODUCTS COMPANY, LLC 0 1 1 3 6 11
GM GLOBAL TECHNOLOGY OPERATIONS LLC 0 0 1 5 4 10
PULLMAN COMPANY 2 1 3 3 1 10
HYUNDAI MOTOR COMPANY 1 0 2 2 4 9
CONTITECH LUFTFEDERSYSTEME GMBH 1 2 2 2 0 7
CONTINENTAL AKTIENGESELLSCHAFT 0 1 2 2 1 6
HONEYWELL INTERNATIONAL INC. 0 0 3 2 1 6
KAYABA INDUSTRY CO., LTD. 0 0 4 2 0 6
TOYO TIRE & RUBBER CO., LTD. 1 0 0 1 4 6
BARNES GROUP INC. 1 1 1 1 1 5
NHK SPRING CO., LTD. 0 1 1 2 1 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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