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

Patenting In Technology Classes,
Breakout By Organization

Count of 2006 - 2010 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 285, Pipe Joints or Couplings

( 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 2006 2007 2008 2009 2010 Total
~INDIVIDUALLY OWNED PATENT 38 31 51 30 43 193
TOKAI RUBBER INDUSTRIES, LTD. 6 4 9 3 3 25
LEGRIS SA 4 3 5 0 7 19
SWAGELOK COMPANY 3 2 5 2 7 19
PARKER-HANNIFIN CORPORATION 3 1 1 2 9 16
EATON CORPORATION 0 1 3 6 5 15
DENSO CORPORATION 3 2 5 1 3 14
TI GROUP AUTOMOTIVE SYSTEMS, LLC 2 0 3 7 2 14
VICTAULIC COMPANY OF AMERICA 3 0 2 3 6 14
WEATHERFORD/LAMB, INC. 3 1 4 3 2 13
BREEZE-TORCA PRODUCTS, LLC 1 3 3 3 1 11
HYDRIL COMPANY L.P. 2 1 3 1 4 11
NORMA GERMANY GMBH 0 1 4 3 3 11
A. RAYMOND ET CIE. 0 0 2 3 4 9
VALLOUREC MANNESMANN OIL & GAS FRANCE 0 0 2 3 4 9
JOHN GUEST INTERNATIONAL LIMITED 2 0 3 0 3 8
SMC KABUSHIKI KAISHA 2 3 1 1 1 8
BRIDGEPORT FITTINGS, INC. 0 0 3 2 2 7
CALSONIC KANSEI CORPORATION 3 1 3 0 0 7
GATES CORPORATION 1 0 3 2 1 7
GRANT PRIDECO, L.P. 1 1 2 2 1 7
HYDRIL LLC 0 0 0 5 2 7
ITT MANUFACTURING ENTERPRISES, INC. 6 0 0 1 0 7
STAUBLI FAVERGES 0 1 0 3 3 7
VOSS AUTOMOTIVE GMBH 0 1 3 1 2 7
AIRBUS DEUTSCHLAND GMBH 0 0 0 0 6 6
ILLINOIS TOOL WORKS INC. 1 1 2 2 0 6
NATIONAL COUPLING COMPANY, INC. 3 1 1 1 0 6
S & B TECHNICAL PRODUCTS, INC. 1 0 0 3 2 6
UPONOR INNOVATION AB 0 0 1 0 5 6
BOEING COMPANY 3 0 1 0 1 5
PIOLAX, INC. 0 0 1 4 0 5
ROBERT BOSCH GMBH 3 1 1 0 0 5
SUMITOMO METAL INDUSTRIES CO., LTD. 0 0 1 1 3 5
WABTEC HOLDING CORPORATION 0 0 5 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/tafp.html
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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