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G & W ELECTRIC SPECIALITY CO

Overview
  • Total Patents
    174
About

G & W ELECTRIC SPECIALITY CO has a total of 174 patent applications. Its first patent ever was published in 1907. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets electrical machinery and energy, machines and transport are TNJ CONSTRUCTION CO LTD, GEORGE HAMER SCHOLES and GUENTHER SPELSBERG GMBH & CO KG.

Patent filings in countries

World map showing G & W ELECTRIC SPECIALITY COs patent filings in countries
# Country Total Patents
#1 United States 114
#2 Canada 20
#3 Germany 15
#4 United Kingdom 6
#5 Italy 6
#6 Sweden 5
#7 France 4
#8 Japan 4

Patent filings per year

Chart showing G & W ELECTRIC SPECIALITY COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Williams Paul F 31
#2 Lusk George E 22
#3 Nicholas James H 19
#4 Papp Andrew E 12
#5 Edmonds George P 10
#6 Swanson Howard E 10
#7 Joseph Rah 9
#8 Williams Paul Francis 5
#9 Lusk G 5
#10 Lusk George Edward 4

Latest patents

Publication Filing date Title
JPH0260023A Ultrasonic expulsion fuse
US4297554A Time delay switch mechanism
US4342889A Modular vault-type load break switch
US4228318A Method and means for dissipating heat in a high voltage termination
US4095065A Safety trip mechanism for multi-position switch
FR2345840A1 Terminal box contg. insulating cone assembly for power cable - with chamber contg. insulating medium between guide tube and housing
CA1033790A Spring contact assembly for an electrical switch
US3961127A Universal power cable joint for use with power cables having various insulations
US3959616A Spring contact assembly for an electrical switch
US3858133A Switch transfer mechanism
CA992172A Universal power cable joint with closed-cell sponge relief element
US3796821A High voltage cable termination
US3716652A System for dynamically cooling a high voltage cable termination
US3758699A Apparatus and method for dynamically cooling a cable termination
US3634604A Closed cell elastomeric sponge power cable terminator
US3662082A High voltage cable terminating assembly
DE2042849A1 Expanded power cable terminator - of closed cell silicone or ethylene/propylene elastomer
US3597527A Universal power cable joint
US3571783A Cable joining device for plastic and elastomeric insulated cables
US3571543A Multiple position vacuum interrupter switching device