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

Patenting In Technology Classes,
Breakout By Organization

Count of 2007 - 2011 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 2007 2008 2009 2010 2011 Total
~INDIVIDUALLY OWNED PATENT 25 25 14 23 20 107
FISHER CONTROLS INTERNATIONAL, INC. 5 4 3 4 11 27
DENSO CORPORATION 4 3 8 7 4 26
HONEYWELL INTERNATIONAL INC. 3 5 5 7 4 24
ROBERT BOSCH GMBH 6 4 4 6 3 23
SMC CORPORATION 5 5 2 3 3 18
CAMERON INTERNATIONAL CORPORATION 4 4 4 1 3 16
VAT HOLDING AG 0 2 3 5 3 13
NIDEC SANKYO CORPORATION 0 1 0 6 2 9
VETCO GRAY INC 3 1 1 2 2 9
APPLIED MATERIALS, INC. 0 0 3 3 2 8
CKD KABUSHIKI KAISHA (CKD CORPORATION) 1 3 1 1 2 8
SLOAN VALVE COMPANY 1 0 3 0 4 8
C.R.F. SOCIETA CONSORTILE PER AZIONI 1 2 1 0 3 7
DELPHI TECHNOLOGIES, INC. 3 2 1 0 1 7
FUJIKIN INC. 3 0 1 2 1 7
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 1 1 1 3 1 7
KEIHIN CORPORATION 3 1 3 0 0 7
MITSUBISHI HEAVY INDUSTRIES, LTD. 2 2 1 2 0 7
PARKER-HANNIFIN CORPORATION 0 2 1 2 2 7
SIEMENS AKTIENGESELLSCHAFT 5 1 0 0 1 7
SMC KABUSHIKI KAISHA 2 1 0 2 2 7
TOYOTA JIDOSHA K.K. 2 1 1 1 2 7
ASAHI ORGANIC CHEMICALS INDUSTRY CO., LTD. 1 1 2 1 1 6
CARDINAL HEALTH 303, INC. 4 2 0 0 0 6
DANFOSS A/S 0 0 0 3 3 6
EMERSON ELECTRIC CO. 2 2 0 1 1 6
MITSUBISHI DENKI KABUSHIKI KAISHA 0 2 2 0 2 6
STINGER WELLHEAD PROTECTION, INC. 1 0 2 2 1 6
AISAN INDUSTRY CO., LTD. 1 0 0 3 1 5
ARICHELL TECHNOLOGIES INC. 2 2 0 1 0 5
BORGWARNER INC. 1 1 1 1 1 5
EATON CORPORATION 2 0 0 1 2 5
FUJIKOKI CORPORATION 1 1 2 1 0 5
ITT MANUFACTURING ENTERPRISES, INC. 1 0 2 1 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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