Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports


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 277, Seal for a Joint or Juncture

( 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 12 8 5 2 6 33
ISHIKAWA GASKET CO. LTD. 11 5 2 3 5 26
NOK CORPORATION 3 1 3 3 15 25
FREUDENBERG-NOK GENERAL PARTNERSHIP 7 3 2 1 10 23
FEDERAL-MOGUL WORLD WIDE, INC. 8 3 8 0 2 21
ELRING KLINGER AG 3 1 4 2 6 16
UNITED TECHNOLOGIES CORPORATION 4 5 3 0 3 15
EAGLE INDUSTRY CO., LTD. 5 3 2 1 3 14
GENERAL ELECTRIC COMPANY 1 1 1 3 5 11
MITSUBISHI CABLE INDUSTRIES, LTD. 4 3 2 0 2 11
ROLLS-ROYCE PLC 1 2 4 0 3 10
CARL FREUDENBERG KG 3 3 1 0 2 9
AES ENGINEERING LIMITED 1 0 0 0 7 8
DANA CORPORATION 3 5 0 0 0 8
MTU AERO ENGINES GMBH 1 2 1 2 2 8
TOYODA GOSEI KABUSHIKI KAISHA 1 3 1 1 1 7
A. W. CHESTERTON COMPANY 1 0 1 1 3 6
MAHLE GMBH 1 3 2 0 0 6
EAGLE ENGINEERING AEROSPACE CO., LTD. 2 1 0 0 2 5
FEDERAL-MOGUL SEALING SYSTEMS GMBH 2 0 1 0 2 5
GARLOCK SEALING TECHNOLOGIES LLC 0 1 2 1 1 5
HONEYWELL INTERNATIONAL INC. 1 0 2 1 1 5
JAPAN METAL GASKET CO., LTD. 3 0 1 0 1 5
NICHIAS CORPORATION 0 1 2 1 1 5
NIPPON PILLAR PACKING CO. LTD. 1 1 1 0 2 5
RIKEN CORPORATION 2 2 0 1 0 5
SKF USA INC. 1 0 0 1 3 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/


Top

Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports