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GEN MOTORS RES CORP

Overview
  • Total Patents
    539
About

GEN MOTORS RES CORP has a total of 539 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are PACKARD MOTOR CAR CO, WRIGHT AERONAUTICAL CORP and WHITE MOTOR CO.

Patent filings in countries

World map showing GEN MOTORS RES CORPs patent filings in countries
# Country Total Patents
#1 United States 421
#2 Canada 36
#3 United Kingdom 31
#4 France 25
#5 Germany 23
#6 Austria 3

Patent filings per year

Chart showing GEN MOTORS RES CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Short Charles R 66
#2 Summers Caleb E 25
#3 Lee Charles L 24
#4 Kettering Charles F 23
#5 Williams Harry M 23
#6 Boegehold Alfred L 22
#7 Hunt John H 21
#8 Chase Theron P 21
#9 Hallett George E A 20
#10 Berry George P 16

Latest patents

Publication Filing date Title
DE608871C Device for automatic compensation of the play on valve tappets u. like
DE621553C Device to compensate for the game in the valve drive of internal combustion engines u. like
DE642455C Steel alloy
US1948810A Method of attaching cylinder blocks to crank cases
DE650739C Process for the production of brake drums, in particular for motor vehicles
US1961323A Bevel drive pinion mounting
US1963423A Connecting rod design for radial engines
GB417935A Improvements in and relating to sound wave attenuating apparatus
US1947023A Piston pin lubrication system
GB421052A Improved control system for the driving mechanism of motor vehicles
DE761444C Switching device for motor vehicles with a device for regulating the engine speed and with a continuously variable transmission
DE666542C Friction gear change transmission, especially for motor vehicles
GB418663A Improvements relating to power transmitting mechanism
FR748377A Improvements to internal combustion engines and in particular to two-stroke engines
FR748361A Improvements to balancing devices for crankshafts
US1922634A Control for infinitely variable transmissions
GB410892A Improvements in and relating to mixture supply means for internalcombustion engines
GB403223A Improvements in and relating to crank shaft balancing
US1948482A Car suspension
US1922618A Catadioptric lens