Max Marthaler
8Patents
6h-index
8Co-inventors
48Inventor score
Filing activity: May 10, 1974 → Feb 4, 1980
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4254215A | Process for the prevention of darkening and the formation of a sediment in photographic developer solutions | Physics | 17 | Expired |
| US4141734A | Photographic developing process | Physics | 16 | Expired |
| US4304846A | Method for processing silver dye-bleach materials | Physics | 14 | Expired |
| US4014698A | Method for processing silver dye bleach materials | Physics | 8 | Expired |
| US3963492A | Method for processing silver dye bleach materials | Physics | 7 | Expired |
| US4197123A | Process for the production of masked positive color images by the silver dye bleach process | Physics | 6 | Expired |
| US3961957A | Dye bleach preparation for the photographic silver dye bleach process | Physics | 5 | Expired |
| US4046566A | Process for the production of masked positive color images by the silver dye bleach process using silver complex diffusion | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.