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HEGEMAN HART GEORGE

Overview
  • Total Patents
    22
About

HEGEMAN HART GEORGE has a total of 22 patent applications. Its first patent ever was published in 1923. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, measurement and machines are MASON ELECTRIC CORP, DELTOER MARCEL HENRI and MEC AS.

Patent filings in countries

World map showing HEGEMAN HART GEORGEs patent filings in countries
# Country Total Patents
#1 United States 22

Patent filings per year

Chart showing HEGEMAN HART GEORGEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hegeman Hart George 22

Latest patents

Publication Filing date Title
US2155594A Electric switch indexing mechanism
US2182315A Thermostatically operated electric switch
US2085217A Heater circuit and control
US2041246A Thermostatic switch
US2109725A Electric switch
US2034865A Thermostatically operated switch
US1823099A Thermostatically operated switch mechanism
US1933801A Thermostatic device
US1797416A Electric switch
US1789586A Electric switch
US1724930A Door-lock-controlled switch mechanism
US1749283A Switch mechanism
US1690898A Time and temperature control of heating elements
US1708619A Electric time switch
US1724132A Igniting apparatus for burners
US1573164A Electric switch
US1678507A Automatically controlled switch
US1708618A Apparatus for controlling electric current
US1633097A Switch mounting for electric ranges
US1610676A Electric switch