UNITED TECHNOLOGIES CORPORATION
Patent Owner
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- 41 5,429 total patents issued
- 2,748 Total Apps Published
- May 07, 2013 most recent publication
Details
- 5,429 Issued Patents
- 835 Issued in last 3 years
- 915 Published in last 3 years
- 57,468 Total Citation Count
- Jul 29, 1964 Earliest Filing
- 2,594 Expired/Abandoned/Withdrawn Patents
Technologies
Intl Class
Technology
# of Patents
Rank
Top Patents (by citation)
Patent #
Title
Filing Date
Issue Date
Intl Class
Cited #
6,158,963
Coated article and method for inhibiting frictional wear between mating titanium alloy substrates in a gas turbine engine
Nov 01, 99
Dec 12, 00
[F01D]
90
5,388,173
Method and apparatus for forming aperiodic gratings in optical fibers
Dec 20, 93
Feb 07, 95
[G02B]
88
5,317,576
Continously tunable single-mode rare-earth doped pumped laser arrangement
Feb 01, 93
May 31, 94
[H01S]
86
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2013/0104,521
GAS TURBINE ENGINE WITH TWO-SPOOL FAN AND VARIABLE VANE TURBINE
Nov 01, 11
May 02, 13
[F02K]
2013/0104,522
GAS TURBINE ENGINE WITH VARIABLE PITCH FIRST STAGE FAN SECTION
Nov 01, 11
May 02, 13
[F02K]
2013/0104,524
TURBOFAN WITH GEAR-DRIVEN COMPRESSOR AND FAN-DRIVEN CORE
Nov 02, 11
May 02, 13
[F02C, F02K]
2013/0108,416
GAS TURBINE ENGINE COMPONENT HAVING WAVY COOLING CHANNELS WITH PEDESTALS
Oct 28, 11
May 02, 13
[F01D]
2013/0108,466
ASYMETRICALLY SLOTTED ROTOR FOR A GAS TURBINE ENGINE
Oct 28, 11
May 02, 13
[B21D, F01D]
2013/0097,992
INTEGRATED THERMAL MANAGEMENT SYSTEM AND ENVIRONMENTAL CONTROL SYSTEM FOR A GAS TURBINE ENGINE
Oct 21, 11
Apr 25, 13
[F02C]
2013/0098,055
GAS TURBINE ENGINE WITH INTERCOOLING TURBINE SECTION AND INTERCOOLING TURBINE SECTION BYPASS
Dec 13, 11
Apr 25, 13
[F02C]
2013/0098,057
CONTROLLABLE SPEED WINDMILL OPERATION OF A GAS TURBINE ENGINE THROUGH LOW SPOOL POWER EXTRACTION
Oct 21, 11
Apr 25, 13
[F02C, F01D]
2013/0098,060
GAS TURBINE ENGINE ONBOARD STARTER/GENERATOR SYSTEM TO ABSORB EXCESS POWER
Oct 21, 11
Apr 25, 13
[F02C]
2013/0098,879
Method and Apparatus for Microplasma Spray Coating a Portion of a Turbine Vane in a Gas Turbine Engine
Dec 08, 12
Apr 25, 13
[B23K]
2013/0101,737
Non-Stick Masking Fixtures and Methods of Preparing Same
Dec 10, 12
Apr 25, 13
[B24B, B05D]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8,435,008
Turbine blade including mistake proof feature
Oct 17, 08
May 07, 13
[B63H, F03D, F04D, F03B, B64C, F01D]
8,437,628
Method and apparatus of heat treating an integrally bladed rotor
Jan 30, 12
May 07, 13
[B21D, F27D, F27B]
8,424,313
Gas turbine engine mid turbine frame with flow turning features
Feb 09, 12
Apr 23, 13
[F02D]
Top Inventors for This Owner
Inventor Name
Address
Patent #