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PRATT & WHITNEY AIRCRAFT

Overview
  • Total Patents
    232
About

PRATT & WHITNEY AIRCRAFT has a total of 232 patent applications. Its first patent ever was published in 1908. It filed its patents most often in Canada, United States and Brazil. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and transport are RUDOLPH BIRMANN, BARBEZAT ALFRED and GUEMMER VOLKER.

Patent filings in countries

World map showing PRATT & WHITNEY AIRCRAFTs patent filings in countries

Patent filings per year

Chart showing PRATT & WHITNEY AIRCRAFTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Knowles Carroll 19
#2 Muller Friederich 14
#3 Blood Bryant H 11
#4 Thacher John Judson 9
#5 Hoke William E 9
#6 Schramm Carl 9
#7 Hanson Bengt M W 7
#8 Muller Frederich 6
#9 Durkee Henry Everett 6
#10 Laducer Jerry J 6

Latest patents

Publication Filing date Title
US4549402A Combustor for a gas turbine engine
CA1186158A Combustor for a gas turbine engine
US4433751A Sound suppressor liner
CA1158563A Circumferentially grooved shroud liner
US4416585A Blade cooling for gas turbine engine
CA1153212A Gas turbine engine
CA1138345A Blade cooling for gas turbine engine
US4304522A Turbine bearing support
CA1116418A Vane fairing for inertial separator
CA1114301A Locking device for blade mounting
BR7903201A Stationary hood
US4280678A Bleed valve
DE2847814A1 GAS TURBINE
CA1126659A Circumferentially grooved shroud liner
US4222703A Turbine engine with induced pre-swirl at compressor inlet
CA1066519A Exhaust stub with end plate
CA192367A Thread gauge
CA192481A Cutter
CA192365A Limit gauge
CA194280A Metal working machine