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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes,
Breakout By Organization

Count of 2004 - 2008 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 415, Rotary Kinetic Fluid Motors or Pumps

( 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 2004 2005 2006 2007 2008 Total
GENERAL ELECTRIC COMPANY 60 54 65 38 49 266
~INDIVIDUALLY OWNED PATENT 31 36 31 36 16 150
ROLLS-ROYCE PLC 10 10 21 18 18 77
UNITED TECHNOLOGIES CORPORATION 3 11 24 11 16 65
SNECMA MOTEURS 11 9 25 11 1 57
HONEYWELL INTERNATIONAL INC. 7 10 19 11 8 55
MITSUBISHI HEAVY INDUSTRIES, LTD. 16 10 4 7 4 41
SIEMENS AKTIENGESELLSCHAFT 13 11 7 4 5 40
ALSTOM TECHNOLOGY LTD 4 5 10 11 9 39
PRATT & WHITNEY CANADA CORP. 2 6 7 15 4 34
DELTA ELECTRONICS INC. 3 4 5 7 9 28
SIEMENS WESTINGHOUSE POWER CORPORATION 3 15 4 0 0 22
SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION "S.N.E.C.M.A." 0 0 0 8 12 20
HITACHI, LTD 7 2 6 1 3 19
ROLLS-ROYCE DEUTSCHLAND LTD & CO KG 3 2 5 5 4 19
MTU AERO ENGINES GMBH 2 5 3 5 3 18
SIEMENS POWER GENERATION, INC. 0 0 4 9 4 17
BORGWARNER INC. 1 3 7 3 2 16
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. 1 3 5 2 5 16
BOC EDWARDS TECHNOLOGIES LIMITED 9 5 1 0 0 15
DENSO CORPORATION 6 4 1 3 1 15
TOSHIBA CORPORATION 4 3 1 5 2 15
ASIA VITAL COMPONENTS CO., LTD. 0 2 3 7 2 14
NUOVO PIGNONE HOLDING S.P.A 5 7 1 0 1 14
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD. 2 3 3 1 2 11
AISAN INDUSTRY CO., LTD. 1 4 2 2 0 9
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 2 2 3 2 0 9
LEYBOLD VAKUUM GMBH 2 3 3 0 0 8
FASCO INDUSTRIES, INC. 0 3 1 3 0 7
FLORIDA TURBINE TECHNOLOGIES, INC. 0 1 1 0 5 7
HAMILTON SUNDSTRAND CORPORATION 0 3 2 0 2 7
HOLSET ENGINEERING COMPANY LIMITED 2 1 3 1 0 7
LG ELECTRONICS INC. 2 3 0 1 1 7
AMERICAN STANDARD INTERNATIONAL INC. 1 0 3 2 0 6
BAKER HUGHES INCORPORATED 2 2 0 1 1 6
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 2 1 1 2 0 6
EBARA CORPORATION 0 3 1 1 1 6
VISTEON GLOBAL TECHNOLOGIES, INC. 2 2 1 1 0 6
ABB TURBO SYSTEMS AG 2 0 1 0 2 5
DAIKIN INDUSTRIES LIMITED 1 0 0 3 1 5
ENVIROTECH PUMPSYSTEMS, INC. 1 1 2 1 0 5
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 2 0 1 1 1 5
PFEIFFER VACUUM GMBH 2 0 2 1 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
ftp download of selected PTMT reports and materials from : ftp.uspto.gov/pub/taf/


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