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 2011 - 2015 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 416, Fluid Reaction Surfaces (i.e., Impellers)

( 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 2011 2012 2013 2014 2015 Total
GENERAL ELECTRIC COMPANY 124 127 88 102 88 529
~INDIVIDUALLY OWNED PATENT 35 42 46 45 44 212
UNITED TECHNOLOGIES CORPORATION 22 36 34 44 56 192
FLORIDA TURBINE TECHNOLOGIES, INC. 71 38 35 22 2 168
SIEMENS AKTIENGESELLSCHAFT 16 36 19 26 30 127
ROLLS-ROYCE PLC 20 24 23 31 22 120
SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION "S.N.E.C.M.A." 13 20 18 29 35 115
VESTAS WIND SYSTEMS A/S 17 25 12 21 23 98
SIEMENS ENERGY, INC. 17 26 18 14 16 91
MITSUBISHI HEAVY INDUSTRIES, LTD. 7 17 29 20 14 87
HAMILTON SUNDSTRAND CORPORATION 3 13 14 25 16 71
ALSTOM TECHNOLOGY LTD 3 9 12 15 9 48
PRATT & WHITNEY CANADA CORP. 5 13 8 1 9 36
MTU AERO ENGINES GMBH 2 2 2 8 16 30
LM GLASSFIBER A/S 2 6 6 8 7 29
SIKORSKY AIRCRAFT CORPORATION 3 2 5 10 9 29
HONEYWELL INTERNATIONAL INC. 2 11 6 6 2 27
GAMESA INNOVATION & TECHNOLOGY, S.L. 3 12 6 1 4 26
ROLLS-ROYCE DEUTSCHLAND LTD & CO KG 4 10 3 5 3 25
TEXTRON INNOVATIONS INC. 0 2 3 6 14 25
EUROCOPTER 5 6 7 2 0 20
NORDEX ENERGY GMBH 4 6 1 7 1 19
BOEING COMPANY 2 8 3 3 2 18
HITACHI, LTD 2 4 6 2 2 16
ROLLS-ROYCE CORPORATION 0 2 7 4 2 15
AIRBUS HELICOPTERS 0 0 0 5 8 13
BELL HELICOPTER TEXTRON, INC. 3 3 1 0 6 13
BORGWARNER INC. 0 4 2 3 4 13
DELTA ELECTRONICS INC. 5 5 0 0 2 12
LORD CORPORATION 1 4 4 1 2 12
REPOWER SYSTEMS SE 1 5 1 3 1 11
SCHAEFFLER TECHNOLOGIES AG & CO. KG 1 4 3 2 1 11
DELTA-T CORPORATION 3 3 1 3 0 10
FRONTIER WIND, LLC 0 7 0 3 0 10
IHI CORP. 1 3 3 1 2 10
MODULAR WIND ENERGY, INC. 3 0 7 0 0 10
DAIKIN INDUSTRIES LIMITED 2 3 1 1 2 9
AIRBUS HELICOPTERS DEUTSCHLAND GMBH 0 0 0 2 6 8
AIRBUS OPERATIONS S.A.S. 0 0 3 2 3 8
ENVISION ENERGY (DENMARK) APS 0 0 0 2 6 8
FU ZHUN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 3 4 1 0 0 8
TOSHIBA CORPORATION 0 5 0 3 0 8
AIR COOL INDUSTRIAL CO., LTD. 3 2 0 0 2 7
ASIA VITAL COMPONENTS CO., LTD. 1 1 2 0 3 7
BLADE DYNAMICS LIMITED 0 1 1 3 2 7
MITSUBISHI HITACHI POWER SYSTEMS, LTD. 0 0 0 1 6 7
ROBERT BOSCH GMBH 0 2 0 3 2 7
SENVION SE 0 0 0 3 4 7
TURBOMECA 0 0 0 5 2 7
CHIEN LUEN INDUSTRIES CO., LTD., INC. 1 2 1 1 1 6
EBM--PAPST MULFINGEN GMBH & CO. KG 0 2 1 2 1 6
EUROCOPTER DEUTSCHLAND GMBH 0 4 1 1 0 6
INTERNATIONAL BUSINESS MACHINES CORPORATION 3 1 0 1 1 6
LG ELECTRONICS INC. 0 3 1 2 0 6
MAN DIESEL & TURBO SE 0 0 1 1 4 6
NUOVO PIGNONE HOLDING S.P.A 6 0 0 0 0 6
ALSTOM WIND, S.L.U. 0 0 0 5 0 5
CATERPILLAR INC. 1 2 0 1 1 5
HITACHI PLANT TECHNOLOGIES,LTD. 0 1 4 0 0 5
HUNTER FAN COMPANY 2 0 1 2 0 5
SOLAR TURBINES INCORPORATED 0 1 2 0 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/


Top

Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports