Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6228568 | Color photographic recording material | Thomas Stetzer, Hans Langen, Heinz-Dieter Schutz, Hans-Joachim Schumann, Klaus Sinzger +2 more | 2001-05-08 |
| 5922524 | Colour photographic recording material | Ralf Buscher, Peter Bell, Hans-Ulrich Borst, Jorg Siegel, Heinrich Odenwalder | 1999-07-13 |
| 5908741 | Photographic silver halide material | Peter Bergthaller, Hans-Ulrich Borst, Ralf Buscher, Peter Bell | 1999-06-01 |
| 5856076 | Color photographic recording material having elevated sensitivity and improved color reproduction | Joerg Siegel, Hans-Ulrich Borst, Peter Bell, Ralf Buscher | 1999-01-05 |
| 5853971 | Color photographic silver halide material | Peter Bell, Hans-Ulrich Borst, Ralf Buscher, Jorg Siegel | 1998-12-29 |
| 5830628 | Color photographic recording material | Hans-Ulrich Borst, Detlef Brennecke, Ralf Buscher, Peter Bell | 1998-11-03 |
| 5683863 | Photographic silver halide material | Peter Bergthaller, Hans-Ulrich Borst, Peter Bell, Ralf Buscher, Thomas Stetzer | 1997-11-04 |
| 5679504 | Color photographic silver halide material | Ralf Buscher, Peter Bell, Hans-Ulrich Borst | 1997-10-21 |
| 5667956 | Silver halide recording material | Michael Missfeldt, Ralf Buscher, Peter Bell, Hans-Ulrich Borst | 1997-09-16 |
| 5622817 | Color photographic recording material | Heinrich Odenwalder | 1997-04-22 |
| 5599657 | Color photographic silver halide material | Detlef Brennecke, Ralf B uscher, Hans-Ulrich Borst, Peter Bell, Lothar Endres | 1997-02-04 |
| 5441857 | Color photographic recording material | Heinrich Odenwalder, Peter Bell | 1995-08-15 |