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HOFFMAN HEATER COMPANY

Overview
  • Total Patents
    12
About

HOFFMAN HEATER COMPANY has a total of 12 patent applications. Its first patent ever was published in 1911. It filed its patents most often in United States and Canada. Its main competitors in its focus markets thermal processes and machines are LOCHINVAR CORP, SRP 687 PTY LTD and PERRY HEATING APPLIANCES LTD.

Patent filings in countries

World map showing HOFFMAN HEATER COMPANYs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 2

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Reinecke John P 7
#2 Oehlke Frederick H 3
#3 Ellis John 1
#4 Reid Charles V 1

Latest patents

Publication Filing date Title
US1646560A Water-heating coil
US1589426A Gas burner
US1536631A Gas burner
US1691169A Burner
US1536630A Gas-valve structure
US1492337A Baffle plate for heaters
US1204853A Water-heater.
US1114021A Gas-burner.
US1041863A Gas-burner.
US1017012A Water-heater.
CA260937A Gas burner
CA260936A Gas burner