Bruce Hotton
22Patents
8h-index
33Co-inventors
75Inventor score
Filing activity: Apr 16, 2001 → Jan 31, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6695285B1 | Ball valve seat seal | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6412447B1 | Fuel-fired water heater with flammable vapor sensor and associated induced flow tube | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US7242310B2 | Control techniques for shut-off sensors in fuel-fired heating appliances | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6854428B1 | Water heater with normally closed air inlet damper | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US6766771B1 | Fuel-fired water heater with dual function combustion cutoff switch in its draft structure | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6715451B2 | Fuel-fired heating appliance with combustion air shutoff system having frangible temperature sensing structure | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6776125B2 | Methods of operating a fuel-fired heating apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6622661B1 | Fuel-fired heating appliance with dilution air/flammable vapor bypass tube and elevated combustion air inlet | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US8069013B2 | Water heater monitor/diagnostic display apparatus | Physics | 7 | Active |
| US7818095B2 | Water heater monitor/diagnostic display apparatus | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US6969047B2 | Ball valve seat seal | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6964248B2 | Fuel-fired heating appliance with temperature-based fuel shutoff system | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6814031B2 | Combustion air shutoff apparatus for a fuel-fired heating appliance | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6893253B2 | Fuel-fired heating appliance with temperature-based fuel shutoff system | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6957628B2 | Fuel-fired heating appliance with temperature-based fuel shutoff system | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7996182B2 | Water heater monitor/diagnostic display apparatus | Physics | 1 | Active |
| US11236902B2 | Frustoconical combustion chamber for a fluid heating device and methods for making the same | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11499747B2 | Heat exchanger tubes and tube assembly configurations | Emerging Cross-Sectional Technologies | 0 | Active |
| US11754318B2 | Baffles for thermal transfer devices | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11162709B2 | Baffles for thermal transfer devices | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11906159B2 | Frustoconical combustion chamber for a fluid heating device and methods for making the same | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11333398B2 | Baffles for thermal transfer devices | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.