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WALLACE MURRAY CORP

Overview
  • Total Patents
    672
About

WALLACE MURRAY CORP has a total of 672 patent applications. Its first patent ever was published in 1961. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and machines are SCHWITZER CORP, SOCIETR APPLIC GOMMA ANTIVIBRA and HOLSET ENGINEERING CO.

Patent filings in countries

World map showing WALLACE MURRAY CORPs patent filings in countries

Patent filings per year

Chart showing WALLACE MURRAY CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shepherd Michael 21
#2 Stone Richard L 16
#3 Bremer Robert C Jr 14
#4 Sarle Charles R 12
#5 Owen Bruce R 11
#6 Sarle C 11
#7 Woollenweber W 10
#8 Bremer Jun Robert Charles 10
#9 Bremer Jr Robert C 8
#10 Bremer Jr R C 8

Latest patents

Publication Filing date Title
US4573559A Subway electric motor and fan construction
US4512716A Vortex transition duct
US4480440A Turbocharger compressor end ventilation system
DE3148602A1 PULLEY AND DRIVE BELT SYSTEM AND METHOD FOR INSULATING TORQUE OF A DRIVE BELT
JPS57107438A Adjustable viscous fluid fan driving joint
US4384821A Free floating divider wall turbine housing
US4441598A Modulated viscous fan drive
US4413966A Fluid-release mold and the method of manufacturing the same
US4403757A Modulating fluid shear coupling
US4462618A Prefabricated double-walled metal chimney
US4403684A Fluid shear coupling apparatus
US4383597A Fluid shear coupling apparatus
US4351162A Apparatus for engine cooling and vehicle air conditioning
CA1127879A Torsional vibration damper
JPS5654926A Combination of internal combustion engine and supercharger
US4326848A Constant belt tension device
US4318309A Deformed locking clamp
US4293136A Anodized seal nose for damper
JPS5566698A Flexible fan blade
US4300383A Crankshaft damper resonance monitor