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

Patenting In Technology Classes,
Breakout By Organization

Count of 2005 - 2009 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 405, Hydraulic and Earth Engineering

( 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 2005 2006 2007 2008 2009 Total
~INDIVIDUALLY OWNED PATENT 101 135 84 98 82 500
INFILTRATOR SYSTEMS INC 0 3 7 5 3 18
TECHNIP FRANCE 2 3 2 2 8 17
BATTELLE ENERGY ALLIANCE, LLC 2 5 4 0 1 12
JENNMAR CORPORATION 0 3 3 4 1 11
ANCHOR WALL SYSTEMS, INC. 4 2 0 2 0 8
SINGLE BUOY MOORINGS INC. 2 1 1 2 2 8
SHELL OIL COMPANY 1 3 0 3 0 7
AIRFIELD SYSTEMS, L.L.C. 0 1 2 1 2 6
DEEPWATER MARINE TECHNOLOGY L.L.C. 1 2 3 0 0 6
EARTH TOOL COMPANY, L.L.C. 0 3 2 0 1 6
KRISTAR ENTERPRISES, INC. 2 2 1 1 0 6
MORTARLESS TECHNOLOGIES, LLC 0 0 0 4 2 6
SAIPEM S.A. 1 2 1 2 0 6
BAUER MASCHINEN GMBH 0 2 2 0 1 5
FAST DITCH, INC. 0 1 2 2 0 5
FREYSSINET INTERNATIONAL (STUP) 0 3 1 0 1 5
GUNDERBOOM, INC. 2 1 0 0 2 5
PILEPRO, LLC 0 0 0 3 2 5
TT TECHNOLOGIES, INC. 0 0 1 3 1 5
UNIVERSITY OF TEXAS 4 1 0 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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