Werner Holle
9Patents
5h-index
5Co-inventors
45Inventor score
Filing activity: Oct 24, 1974 → Feb 15, 1978
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4047022A | Auto focus with spatial filtering and pairwise interrogation of photoelectric diodes | Physics | 27 | Expired |
| US4195909A | Scanning grating for a focus detector | Physics | 23 | Expired |
| US4117325A | Optical objective focus indicator and display | Physics | 14 | Expired |
| US4054887A | Exposure control device for photographic cameras | Physics | 9 | Expired |
| US3953728A | Apparatus for determining the relative position of the plane of maximum amplitude of the local frequency component | Physics | 6 | Expired |
| US4181412A | Optical exposure measuring system for photographic cameras | Physics | 4 | Expired |
| US4047189A | Electronic storage, indicator and exposure time control device for photographic cameras | Physics | 3 | Expired |
| US4200786A | Electrooptical focusing apparatus for photographic cameras | Physics | 2 | Expired |
| US4080611A | Apparatus for storing a voltage analogous to an exposure parameter in photographic cameras | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.