Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5830628 | Color photographic recording material | Hans-Ulrich Borst, Ralf Buscher, Johannes Willsau, Peter Bell | 1998-11-03 |
| 5599657 | Color photographic silver halide material | Johannes Willsau, Ralf B uscher, Hans-Ulrich Borst, Peter Bell, Lothar Endres | 1997-02-04 |
| 5498518 | Chloride rich tabular grain emulsion with (100) major faces | — | 1996-03-12 |
| 5360704 | Color photographic recording material | — | 1994-11-01 |