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 2008 - 2012 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 251, Valves and Valve Actuation

( 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 2008 2009 2010 2011 2012 Total
~INDIVIDUALLY OWNED PATENT 25 14 23 20 38 120
FISHER CONTROLS INTERNATIONAL, INC. 4 3 4 11 11 33
HONEYWELL INTERNATIONAL INC. 5 5 7 4 6 27
ROBERT BOSCH GMBH 4 4 6 3 9 26
DENSO CORPORATION 3 8 7 4 0 22
VAT HOLDING AG 2 3 5 3 4 17
CAMERON INTERNATIONAL CORPORATION 4 4 1 3 2 14
SMC CORPORATION 5 2 3 3 0 13
CKD KABUSHIKI KAISHA (CKD CORPORATION) 3 1 1 2 3 10
APPLIED MATERIALS, INC. 0 3 3 2 1 9
NIDEC SANKYO CORPORATION 1 0 6 2 0 9
PARKER-HANNIFIN CORPORATION 2 1 2 2 2 9
VETCO GRAY INC 1 1 2 2 3 9
FUJIKIN INC. 0 1 2 1 4 8
SLOAN VALVE COMPANY 0 3 0 4 1 8
ASAHI ORGANIC CHEMICALS INDUSTRY CO., LTD. 1 2 1 1 2 7
C.R.F. SOCIETA CONSORTILE PER AZIONI 2 1 0 3 1 7
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 1 1 3 1 1 7
MITSUBISHI HEAVY INDUSTRIES, LTD. 2 1 2 0 2 7
SURPASS INDUSTRY CO., LTD. 0 0 2 1 4 7
TOYOTA JIDOSHA K.K. 1 1 1 2 2 7
DANFOSS A/S 0 0 3 3 0 6
MITSUBISHI DENKI KABUSHIKI KAISHA 2 2 0 2 0 6
SMC KABUSHIKI KAISHA 1 0 2 2 1 6
STINGER WELLHEAD PROTECTION, INC. 0 2 2 1 1 6
BORGWARNER INC. 1 1 1 1 1 5
CONTINENTAL AUTOMOTIVE GMBH 0 1 3 0 1 5
FUJIKOKI CORPORATION 1 2 1 0 1 5
KEIHIN CORPORATION 1 3 0 0 1 5
SIEMENS AKTIENGESELLSCHAFT 1 0 0 1 3 5
TOKYO ELECTRON LIMITED 0 2 0 0 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