Dirk Hubner
7Patents
5h-index
16Co-inventors
56Inventor score
Filing activity: Jul 20, 1987 → Dec 14, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5021330A | Color photographic recording material containing a coupler releasing a photographically active compound | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4833070A | Color photographic recording material containing a yellow DIR coupler | Physics | 9 | Expired |
| US4870000A | Color photograhic recording material containing a coupler which releases a photographically active compound | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4840880A | Color photographic recording material containing a yellow DIR coupler | Chemistry; Metallurgy | 6 | Expired |
| US4897341A | Color photographic recording material containing a dir-coupler | Physics | 5 | Expired |
| US5200306A | Color photographic recording material containing a coupler which releases a photographically active compound | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6228568A | Color photographic recording material | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.