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GISHOLT MACHINE CO

Overview
  • Total Patents
    220
About

GISHOLT MACHINE CO has a total of 220 patent applications. Its first patent ever was published in 1903. It filed its patents most often in United States, France and United Kingdom. Its main competitors in its focus markets machines, machine tools and measurement are COOPER POWER TOOLS SAS, DEVLIEG MACHINE CO and MOREY MACHINERY CO INC.

Patent filings in countries

World map showing GISHOLT MACHINE COs patent filings in countries
# Country Total Patents
#1 United States 171
#2 France 21
#3 United Kingdom 11
#4 Canada 9
#5 Germany 6
#6 Austria 1
#7 Switzerland 1

Patent filings per year

Chart showing GISHOLT MACHINE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Barton Eddison William 15
#2 Miller William L 15
#3 Godfriaux Louis E 14
#4 Erickson Warren E 13
#5 Albert Leifer Lorenz 12
#6 Krogh Sundt Vigo Von 12
#7 Johnson Charles H 11
#8 Class George M 11
#9 Irving Senger Werner 9
#10 Mccabe Horace B 7

Latest patents

Publication Filing date Title
US3072416A Force amplifying collet chuck
US3184976A Digital measuring system
US3128395A Square wave generator employing reverse-biased diodes at transistor input to produce symmetrical output
GB896547A Constant power dissipating transistor circuit
US3185819A Asymmetrical binary counter
GB895767A Method and apparatus for plane separation calibration in balancing machines
US3177372A Constant power dissipating circuit
US3240071A Filtering system for balancing equipment
US2986859A Apparatus for applying seals to containers
US2987163A Machine for handling containers
US2986860A Mandrel assembly for seal applying machine
US2924127A Indexing apparatus
US3029499A Ring feeding apparatus
US2948542A Two-jaw indexing chuck
US3024661A Automatic multiple station balancing machine
US2952169A Indexing multiple tool holder
US2873842A In-line spotter with bottle pocketing control
US2903234A Timed valve with cam actuator
US2920332A Thread chasing attachment for lathes with interconnected carriage drive and tool cross slide feed means
US2952168A Automatic ram-type turret lathe