Werner Hahn
9Patents
2h-index
12Co-inventors
48Inventor score
Filing activity: Jul 22, 1974 → Mar 8, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4264171A | Single-lens mirror reflex camera and release mechanism therefor | Physics | 3 | Expired |
| US3969740A | Film cassette | Physics | 3 | Expired |
| US3944154A | Film cassette | Physics | 2 | Expired |
| US4040111A | Camera automatic exposure control apparatus | Physics | 1 | Expired |
| US4118718A | Measuring and control system for single lens reflex | Physics | 1 | Expired |
| US3996597A | Photographic cartridge camera | Physics | 1 | Expired |
| US3946412A | Photographic camera having electric motor drive for shutter cocking and film winding | Physics | 0 | Expired |
| US9471723B2 | Input parsing and array manipulation in reservoir simulation | Physics | 0 | Active |
| US4135799A | Photographic camera with flashlight contacts | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.