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HERMETIC COIL CO INC

Overview
  • Total Patents
    28
About

HERMETIC COIL CO INC has a total of 28 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, machines and machine tools are MOLONEY ELECTRIC COMPANY, RYPINSKI ALBERT B and TRANSFIX SOC NOUV.

Patent filings in countries

World map showing HERMETIC COIL CO INCs patent filings in countries
# Country Total Patents
#1 United States 21
#2 Germany 3
#3 United Kingdom 2
#4 Denmark 1
#5 Sweden 1

Patent filings per year

Chart showing HERMETIC COIL CO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Davis Dhu Aine J 17
#2 Davis Dhuaine J 4
#3 Davis Dhuaine James 2
#4 Davis D 2
#5 I Davis Dhu Aine 1

Latest patents

Publication Filing date Title
US3660791A Electrical coil
US3634878A Electrical coil
US3596118A Coil and core assembly for an electric tool or the like
US3597715A Fixture for electrical sensing apparatus
US3551711A Encapsulated electric motor having p-m rotor and claw tooth station
US3544940A Inductor coil
US3453575A Electrical coil
GB1220602A Electromagnetic switch
US3517358A Relay
US3564712A Etching tool
US3537092A Synchronizing indicator for an adjustable vibrating motor
US3457534A Electrical coil
US3458841A Magnetic snap action electric switches
US3375380A Reciprocating motor core structure
US3387244A Transformer having winding leads held in pressure contact with terminals
US3423814A Assembly apparatus
US3357101A Hair clipper
US3354417A Coil bobbin having projections extending beyond magnetic core
US3336552A Encapsulated electrical coil
US3388273A Motor