Inventor · Wildwood, MO, US

Thomas J. Fredricks

16Patents
8h-index
18Co-inventors
65Inventor score

Filing activity: Jul 11, 2001 → Feb 23, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US7703694B2 Thermostat capable of displaying received information Physics 203 Active
US6783079B2 Thermostat with one button programming feature Mechanical Engineering; Lighting; Heating 146 Expired
US7354005B2 Variable capacity climate control system for multi-zone space Emerging Cross-Sectional Technologies 120 Active
US6918756B2 System and methods for modulating gas input to a gas burner Mechanical Engineering; Lighting; Heating 33 Expired
US6749423B2 System and methods for modulating gas input to a gas burner Mechanical Engineering; Lighting; Heating 25 Expired
US9310098B2 Water heater control using external temperature sensor Mechanical Engineering; Lighting; Heating 17 Active
US9151516B2 Smart energy controlled water heater Electricity 15 Active
US7497386B2 Apparatus and methods for operating a gas valve Mechanical Engineering; Lighting; Heating 13 Expired
US7581946B2 Ignition control with integral carbon monoxide sensor Mechanical Engineering; Lighting; Heating 5 Active
US8466798B2 Refrigerant charge level detection Mechanical Engineering; Lighting; Heating 4 Active
US9188363B2 Smart energy controlled water heater Emerging Cross-Sectional Technologies 4 Active
US9752798B2 Water heater control using external temperature sensor Mechanical Engineering; Lighting; Heating 3 Active
US9605872B2 Smart energy controlled water heater Emerging Cross-Sectional Technologies 2 Active
US8648729B2 Refrigerant charge level detection Mechanical Engineering; Lighting; Heating 1 Active
US7854607B2 Ignition control with integral carbon monoxide sensor Mechanical Engineering; Lighting; Heating 1 Active
US8810419B2 Refrigerant charge level detection Mechanical Engineering; Lighting; Heating 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.