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SIMPLEX ELECTRIC HEATING CO

Overview
  • Total Patents
    54
About

SIMPLEX ELECTRIC HEATING CO has a total of 54 patent applications. Its first patent ever was published in 1902. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, furniture and games and thermal processes are EDISON ELECTRIC APPLIANCE CO, VANDAELE STEPHAN and HADEN D H LTD.

Patent filings in countries

World map showing SIMPLEX ELECTRIC HEATING COs patent filings in countries
# Country Total Patents
#1 United States 54

Patent filings per year

Chart showing SIMPLEX ELECTRIC HEATING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ayer James I 31
#2 Chandler Edwin N 8
#3 Gale Horace B 8
#4 Ovington Edward J 7
#5 Williams Roger 1
#6 Lewis Theodore B 1
#7 Gilbert George T 1
#8 Hewitt Frank Waldo 1
#9 Herlihy John E 1
#10 Ayer Ames I 1

Latest patents

Publication Filing date Title
US1238727A Electric heater.
US1220780A Electrical connector.
US1220779A Electrical plug-switch.
US1192153A Flexible electric heater.
US1120884A Electrically-heated culinary apparatus.
US1154954A Electric range.
US1119864A Electric connector.
US1043561A Test-tube heater.
US1141576A Electric heating device.
US1029523A Automatic electric water-heater.
US1117950A Immersion-heater.
US1072154A Culinary apparatus.
US990124A Electric heater.
US995051A Helical heater for tubes, &c.
US1022061A Electrically-heated branding-head.
US983548A Method and apparatus for equalizing temperature.
US984538A Edge setter and finisher.
US1116004A Electric-flat-iron stand.
US1141689A Electric embossing apparatus.
US978980A Flush curling-iron heater.