John W. Stempeck
6Patents
5h-index
2Co-inventors
49Inventor score
Filing activity: Nov 21, 1974 → Nov 2, 1984
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4571627A | Electronic viewfinder | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4348087A | Photographic system for automatically charging electronic flash | Physics | 12 | Expired |
| US3945025A | Exposure control system | Physics | 10 | Expired |
| US4369395A | Electronic flash with safety switch feature | Electricity | 7 | Expired |
| US4374613A | Auto/manual camera employing common lens focusing data | Physics | 6 | Expired |
| US4268138A | Follow focus flash arrangement | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.