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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 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 2010 2011 2012 2013 2014 Total
NOK CORPORATION 15 13 10 13 8 59
~INDIVIDUALLY OWNED PATENT 6 8 13 6 15 48
GENERAL ELECTRIC COMPANY 5 5 9 13 8 40
EAGLE INDUSTRY CO., LTD. 3 7 6 10 10 36
FREUDENBERG-NOK GENERAL PARTNERSHIP 10 10 4 7 4 35
UNITED TECHNOLOGIES CORPORATION 3 5 6 2 8 24
FEDERAL-MOGUL CORP. 2 1 1 11 7 22
GM GLOBAL TECHNOLOGY OPERATIONS LLC 3 2 3 5 6 19
ROLLS-ROYCE PLC 3 3 3 5 5 19
STEIN SEAL COMPANY 0 5 3 7 4 19
AKTIEBOLAGET SKF 1 2 3 3 6 15
ELRING KLINGER AG 6 4 4 0 1 15
ISHIKAWA GASKET CO. LTD. 5 5 3 1 1 15
FEDERAL-MOGUL WORLD WIDE, INC. 2 6 3 1 1 13
AES ENGINEERING LIMITED 7 4 0 0 0 11
DANA AUTOMOTIVE SYSTEMS GROUP, LLC. 1 2 5 2 1 11
EATON CORPORATION 1 3 1 3 3 11
CARL FREUDENBERG KG 2 1 2 2 3 10
FEDERAL-MOGUL BURSCHEID GMBH 0 1 2 3 4 10
NIPPON PILLAR PACKING CO. LTD. 2 2 2 2 1 9
CROSS MANUFACTURING COMPANY (1938) LIMITED 1 1 2 1 3 8
PARKER-HANNIFIN CORPORATION 0 1 2 2 3 8
UCHIYAMA MANUFACTURING CORP. 2 3 0 1 2 8
EAGLEBURGMANN GERMANY GMBH & CO. KG 1 2 3 1 0 7
MTU AERO ENGINES GMBH 2 2 1 2 0 7
SKF USA INC. 3 3 1 0 0 7
VETCO GRAY INC 0 0 3 2 2 7
A. W. CHESTERTON COMPANY 3 1 1 0 1 6
ALSTOM TECHNOLOGY LTD 1 1 1 2 1 6
FEDERAL-MOGUL SEALING SYSTEMS GMBH 2 0 1 2 1 6
FLORIDA TURBINE TECHNOLOGIES, INC. 0 2 4 0 0 6
KALSI ENGINEERING, INC. 2 2 0 2 0 6
MITSUBISHI HEAVY INDUSTRIES, LTD. 0 1 2 2 1 6
TOYOTA JIDOSHA K.K. 0 0 2 2 2 6
BAKER HUGHES INCORPORATED 1 3 0 1 0 5
BEELE ENGINEERING B.V. 1 0 1 1 2 5
HONEYWELL INTERNATIONAL INC. 1 1 3 0 0 5
MAHLE INTERNATIONAL GMBH 0 2 2 1 0 5
MITSUBISHI CABLE INDUSTRIES, LTD. 2 0 0 0 3 5
MUELLER INTERNATIONAL INC. 0 0 0 3 2 5
NTN CORPORATION 0 1 0 4 0 5
SIEMENS AKTIENGESELLSCHAFT 0 1 0 2 2 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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