August Hell
9Patents
5h-index
10Co-inventors
56Inventor score
Filing activity: Dec 5, 1973 → Nov 7, 1985
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4025025A | Apparatus for scanning a marked web | Physics | 28 | Expired |
| US4115981A | Apparatus for assembling and packing photographic prints with associated developed films | Physics | 22 | Expired |
| US4725109A | Transparent covering having an antireflection coating for signs, in particular for display devices | Physics | 12 | Expired |
| US4098158A | Method of and apparatus for severing strips of material | Emerging Cross-Sectional Technologies | 8 | Expired |
| US3992965A | Method and arrangement for cutting and sorting photographic prints, and the like | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4217743A | Apparatus for processing developed photographic films and prints | Physics | 5 | Expired |
| US4313655A | Focussing system with automatic control of emitted radiant power | Physics | 5 | Expired |
| US4303319A | Unidirectional focussing system | Physics | 5 | Expired |
| US3945494A | Carrier for film cartridges or the like | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.