Harold A. Gell, Jr.
25Patents
14h-index
8Co-inventors
74Inventor score
Filing activity: Oct 15, 1976 → Feb 6, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5148474A | Interactive value-added telecommunications system and method | Electricity | 161 | Expired |
| US4494314A | Coffee roaster | Human Necessities | 68 | Expired |
| US4771299A | Method and apparatus for underwater operation of non-waterproof equipment | Physics | 49 | Expired |
| US4853722A | Method and apparatus for extending the depth range of underwater equipment | Physics | 36 | Expired |
| US5359788A | Coffee roaster | Human Necessities | 36 | Expired |
| US5500237A | Removable coffee roaster oven chamber | Human Necessities | 31 | Expired |
| US4337591A | Fishing lure system | Human Necessities | 25 | Expired |
| US4602147A | Roasting timer | Human Necessities | 25 | Expired |
| US5384593A | Method and apparatus for reflex blink reaction conditioning | Physics | 25 | Expired |
| US4132578A | Plastic pipe welding apparatus and method | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4225320A | Interstitial hydrogen storage system | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4180954A | Radiation controlling reversible window | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5159366A | Underwater housing and pressure compensation method and apparatus | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4263760A | Radiation controlling reversible window | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4060910A | Orientation system | Physics | 12 | Expired |
| US4771320A | Method and apparatus for extending the depth range of underwater equipment | Physics | 12 | Expired |
| US5943790A | Coffee roaster chaff collector and smoke eliminator | Human Necessities | 10 | Expired |
| US6927684B2 | Subnet addressable radio activated switch | Physics | 9 | Expired |
| US4980707A | Pressure compensation method and apparatus for underwater equipment | Physics | 9 | Expired |
| US6065226A | Coffee roaster filter, chaff collector and smoke reducer | Performing Operations; Transporting | 7 | Expired |
| US4225867A | Orientation system | Physics | 7 | Expired |
| US5333009A | Method and apparatus for inducing reflex blink reactions | Human Necessities | 6 | Expired |
| US4198635A | Orientation system | Physics | 6 | Expired |
| US4947783A | Pressure compensation method and apparatus for underwater equipment | Physics | 6 | Expired |
| US4536081A | Data copy system | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.