Patent assignee · US · COMPANY

DESA INTERNATIONAL LLC

20Patents
0Active
20Granted
33Portfolio score

Filing activity: Jul 6, 1992 → Mar 11, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US5807098A Gas heater with alarm system Mechanical Engineering; Lighting; Heating 89 Expired
US5470018A Thermostatically controlled gas heater Mechanical Engineering; Lighting; Heating 87 Expired
US5915952A Method and apparatus for controlling gas flow to ceramic plaque burners of differing sizes Mechanical Engineering; Lighting; Heating 62 Expired
US5795145A Method and apparatus for controlling gas flow to ceramic plaque burners of differing sizes Mechanical Engineering; Lighting; Heating 33 Expired
US6152128A Easily-assembled portable forced-air heater with reduced number of components Emerging Cross-Sectional Technologies 28 Expired
US5540213A Portable kerosene heater Emerging Cross-Sectional Technologies 24 Expired
US5899684A Power phase regulator circuit improvement, motor start switch, self-adjusting preheat and ignition trial improvement, and series-type voltage regulator improvement to hot surface ignition control for fuel oil burner Mechanical Engineering; Lighting; Heating 20 Expired
US6099295A Power phase regulator circuit improvement motor start switch self-adjusting preheat and ignition trial improvement and series-type voltage regulator improvement to hot surface ignition controller for fuel oil burner Mechanical Engineering; Lighting; Heating 18 Expired
US6192913A Gas valve for pilotless gas burner Emerging Cross-Sectional Technologies 16 Expired
US6323488A Adjustable motion sensing apparatus Physics 15 Expired
USD417492S Housing for an outdoor gas construction heater General 12 Expired
USD410536S Housing for an outdoor gas construction heater General 12 Expired
US5567144A Hot surface ignition controller for fuel oil burner Mechanical Engineering; Lighting; Heating 11 Expired
US6065468A Housing for outdoor gas heater Emerging Cross-Sectional Technologies 10 Expired
US5271309A Cartridge retaining means for a hammer-activated powder-actuated fastening tool Performing Operations; Transporting 9 Expired
US5307800A Afterburner for a fuel-burning heater and method of construction Emerging Cross-Sectional Technologies 7 Expired
US5470223A Microprocessor controlled fuel and ignition control for a fuel burning device Mechanical Engineering; Lighting; Heating 7 Expired
USD473569S1 Tiller handle General 5 Expired
USD474204S1 Tiller housing General 2 Expired
US6062211A Method and apparatus for preventing impingement of yellow flames on a log in an unvented artificial gas log set Mechanical Engineering; Lighting; Heating 1 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.