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LETOURNEAU WESTINGHOUSE COMPAN

Overview
  • Total Patents
    37
About

LETOURNEAU WESTINGHOUSE COMPAN has a total of 37 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets transport, mechanical elements and machines are NEXTEER BEIJING TECH CO LTD, CAM GEARS LTD and SHEPPARD PETER H.

Patent filings in countries

World map showing LETOURNEAU WESTINGHOUSE COMPANs patent filings in countries
# Country Total Patents
#1 United States 30
#2 Canada 6
#3 France 1

Patent filings per year

Chart showing LETOURNEAU WESTINGHOUSE COMPANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Spannhake Ernst W 7
#2 Gerst Chris 5
#3 Roe Charles C 5
#4 Hyler John H 4
#5 Eaton Lyle E 3
#6 Mcglade Wayne H 3
#7 Kress Ralph H 3
#8 Chandler James I 2
#9 Whaley Fred S 2
#10 Lott Walter E 2

Latest patents

Publication Filing date Title
US3244116A Vehicle axle
US3258078A Weighing scale with platform suspended from load links bearing strain gauges
US3302957A Anti-jack-knifing hitch assembly for tractor-trailers
US3304076A Suspension unit
US3304077A Suspension unit
US3288530A Truck
US3290093A Dump truck
US3331287A Fluid operated piston-type actuator
US3269206A Vehicle
US3232634A Vehicle suspension system
US3110118A Safety latch for earthmoving scrapers
US3101977A Hydraulic track tensioning means
US3194995A Electric motor
US3039493A Vehicle
US3039823A Hydraulic dumping mechanism for dump truck
US2989999A Tire inflation control system
US3020739A Torque transmitting device
US3049187A Steering mechanism
US3076680A Trailer dumping vehicle
US3014739A Vehicle shock-absorbing coupling