Ralf Buscher
20Patents
5h-index
25Co-inventors
65Inventor score
Filing activity: Dec 28, 1989 → Jul 24, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6033841A | Colour photographic silver halide material | Physics | 16 | Expired |
| US6218097A | Color photographic silver halide material | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4963465A | Color photographic negative recording material | Physics | 8 | Expired |
| US5683863A | Photographic silver halide material | Physics | 5 | Expired |
| US5830628A | Color photographic recording material | Physics | 5 | Expired |
| US5667956A | Silver halide recording material | Physics | 3 | Expired |
| US5679504A | Color photographic silver halide material | Physics | 2 | Expired |
| US6087083A | Color photographic material | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6017689A | Color photographic silver halide material | Physics | 2 | Expired |
| US6040125A | High-speed color photographic recording material having increased sensitivity in the blue spectral region | Physics | 1 | Expired |
| US5856076A | Color photographic recording material having elevated sensitivity and improved color reproduction | Physics | 1 | Expired |
| US6083675A | Color photographic recording material containing a non-diffusing, 2-equivalent coupler which, on coupling, forms a dye removable by rinsing | Physics | 1 | Expired |
| US5853971A | Color photographic silver halide material | Physics | 1 | Expired |
| US6207283A | Polymer | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6060227A | Color negative film | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6379879B2 | Color photographic silver halide material | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5922524A | Colour photographic recording material | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6093524A | Color photographic film | Physics | 0 | Expired |
| US5908741A | Photographic silver halide material | Physics | 0 | Expired |
| US6498001B1 | Photographic silver halide emulsion | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.