Patrick J. Spellman
9Patents
7h-index
15Co-inventors
60Inventor score
Filing activity: Mar 15, 1976 → Apr 1, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5606238A | Discriminating battery charging system | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4009056A | Primary alkaline cell having a stable divalent silver oxide depolarizer mix | Electricity | 26 | Expired |
| US6087030A | Electrochemical cell anode and high discharge rate electrochemical cell employing same | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5443924A | Discriminating charger and compatible battery | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5932367A | Low mercury, high discharge rate electrochemical cell | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4015056A | Method of manufacturing a stable divalent silver oxide depolarizer mix | Electricity | 14 | Expired |
| US5721065A | Low mercury, high discharge rate electrochemical cell | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6653016B2 | Extended temperature operating range electrochemical cells | Emerging Cross-Sectional Technologies | 2 | Expired |
| US11279276B2 | Boat towing auxiliary light with shaft, power source, and brace | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.