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KOEHRING CO

Overview
  • Total Patents
    1,338
About

KOEHRING CO has a total of 1,338 patent applications. Its first patent ever was published in 1916. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machines, civil engineering and mechanical elements are INT BASIC ECONOMY CORP, KIRSCH J and KIRSCH JERRY.

Patent filings in countries

World map showing KOEHRING COs patent filings in countries

Patent filings per year

Chart showing KOEHRING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lichtenberg Erich H 120
#2 Briggs Eugene C 37
#3 Robb John F 29
#4 Beckwith Raymond A 27
#5 Brown Gaylord W 26
#6 Tennis Francis H 25
#7 Webb George E 22
#8 Russell Leslie A 21
#9 Wilke Raud A 21
#10 Mistarz Robert J 19

Latest patents

Publication Filing date Title
US5125720A Mounting arrangement for cutter socket
JPS63122888A Detachable cutter fixture
US4720207A Segmented rotor
CA1222423A Portable heater with integrated control system
US4621871A Quickly replaceable cutter socket
GB8515019D0 Electrohydraulic servovalve
GB8515018D0 Force motor
JPS61273161A Force motor
JPS60236997A Attached instrument for forklift
US4570672A Hydraulic control valve with independently operable bypass valve
GB8504589D0 Digital servovalve structure and method
FR2545468A1 Device for mounting a fork on a forklift truck and unloading method using a forklift truck comprising such a device
US4632630A Forklift attachment
US4561463A Sectional valve having dual pressure relief
US4532914A Portable LP space heater
EP0103434A2 An outrigger beam assembly for a vehicle and a method for stabilising a vehicle
DE3329278A1 Device for heating and mixing asphalt/aggregate compositions
ES8405099A1 An earth working machine.
US4474166A Wick heaters
US4443187A Portable heater with integrated control system