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KELCH HEATER COMPANY

Overview
  • Total Patents
    24
About

KELCH HEATER COMPANY has a total of 24 patent applications. Its first patent ever was published in 1936. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport and measurement are ANDREAS VEIGEL, COATO WORKSHOP INC and PRICOL LTD.

Patent filings in countries

World map showing KELCH HEATER COMPANYs patent filings in countries
# Country Total Patents
#1 United States 16
#2 Canada 8

Patent filings per year

Chart showing KELCH HEATER COMPANYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Measurement

Top inventors

# Name Total Patents
#1 Caldwell Stuart H 16
#2 Christian Girl 6
#3 Girl Christian 2

Latest patents

Publication Filing date Title
US2280186A Signal
US2284040A Signal
US2231111A Indicating switch
US2231110A Speed responsive switch
US2198902A Speed warning device
US2191516A Tactual signal
US2133443A Knee rest for automobiles
US2134028A Electric shock speed warning
US2178986A Warning device for motor vehicles
US2185329A Tactual signal
US2130296A Speed indicator apparatus for motor vehicles
US2091071A Loading and unloading attachment for automobiles
US2094401A Deck loader and unloader
US2091068A Loading and unloading attachment for vehicles
US2091070A Deck loader and unloader
US2091069A Deck loader and unloader
CA389331A Tactual signal
CA379273A Coupe deck loader and unloader
CA394997A Speed warning device
CA358167A Coupe device