Robert C. Hanson
7Patents
5h-index
6Co-inventors
56Inventor score
Filing activity: Apr 7, 1977 → Jul 31, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4277254A | Control system and apparatus for producing compatible mixtures of fuel gases | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4157963A | Magnetic device for treatment of calcareous liquids | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4498863A | Feed forward combustion control system | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US4203300A | Horizontal direct fired water bath propane vaporizer | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6164317A | Sewer pipe cover assembly | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4131084A | Upright direct fired water bath propane vaporizer | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| USD934775S1 | Dual-motor watercraft | General | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.