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.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | Canada | 2 |
# | Industry | |
---|---|---|
#1 | Thermal processes | |
#2 | Machines |
# | Technology | |
---|---|---|
#1 | Burners | |
#2 | Fluid heaters | |
#3 | Spraying devices | |
#4 | Unspecified technologies | |
#5 | Controlling combustion | |
#6 | Steam generation |
# | Name | Total Patents |
---|---|---|
#1 | Reinecke John P | 7 |
#2 | Oehlke Frederick H | 3 |
#3 | Ellis John | 1 |
#4 | Reid Charles V | 1 |
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 |