Learn more

WESTINGHOUSE CANADA LTD

Overview
  • Total Patents
    8,123
About

WESTINGHOUSE CANADA LTD has a total of 8,123 patent applications. Its first patent ever was published in 1904. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets machine tools, electrical machinery and energy and machines are LITTWIN ARTHUR K, WOLFGANG SCHMID and AUTOMATA S A R L.

Patent filings in countries

World map showing WESTINGHOUSE CANADA LTDs patent filings in countries

Patent filings per year

Chart showing WESTINGHOUSE CANADA LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Farmer Clyde C 300
#2 Hewitt Ellis E 134
#3 Mccune Joseph C 127
#4 Slepian Joseph 93
#5 Thomas Thomas H 65
#6 Baker Benjamin P 62
#7 Turner Walter V 60
#8 Ludwig Leon R 50
#9 Rawlins Herbert L 46
#10 Clark Earl K 43

Latest patents

Publication Filing date Title
US4450497A Ultra-high-speed relay
JPS5764717A Optical pattern tracer
GB2051491A Magnetic core for a capped core shunt reactor
GB2054198A Optical scanner
CA1118762A Heat pump for cold climates
GB2047811A Heated inlet guide vanes
CA1093320A Plume reduction system for a gas turbine
CA1107191A Tracer controlled pipe cutting machine
CA1087515A Three dimensional cutting machine
CA1127516A Brazing method
CA1116314A Mono-energetic neutron void meter
CA1086925A Direct heater with axially varying power distribution
US4197453A Optical pattern tracer
CA1114015A Apparatus for protecting power transistors in an h configuration power amplifier
CA1095869A Fluorescent rail fixture
US4156342A Cooling apparatus for a bearing in a gas turbine
CA1101101A Variable response notch filter for machine resonance elimination in a servo control system
JPS5319753A Relay drive circuit
US4139329A Vane tip motion transfer device
CA1082333A Optical tracer back-up circuit