Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6436623 | Color photographic silver halide material | Jan Haller, Gunter Helling | 2002-08-20 |
| 6403296 | Color photographic silver halide material | Markus Geiger, Heinrich Odenwalder | 2002-06-11 |
| 6383728 | Color photographic silver halide material | Jan Haller, Gunter Helling | 2002-05-07 |
| 6379879 | Color photographic silver halide material | Gunter Helling, Heinz Wiesen, Ralf Wirowski, Ralf Buscher | 2002-04-30 |
| 6242169 | Color photographic material | Gunter Helling, Heinz Wiesen | 2001-06-05 |
| 6221572 | Color photographic material | Gunter Helling, Heinrich Odenwalder | 2001-04-24 |
| 6177177 | Ink jet recording material comprising an agent exhibiting a concentration gradient. | Stefan Herrmann, Gunter Helling, Klaus Henseler, Jurgen Strobach, Beate Weber | 2001-01-23 |
| 6171773 | Color photographic print material | Peter Bergthaller, Jurgen Jung, Edgar Draber, Ulrich Nickel | 2001-01-09 |
| 6102997 | Ink jet system | Gunter Helling, Beate Weber | 2000-08-15 |
| 6096492 | Color photographic material | Beate Weber, Markus Geiger | 2000-08-01 |
| 6020114 | Color photographic recording material | — | 2000-02-01 |
| 6015655 | Color photographic recording material | Werner Hoheisel | 2000-01-18 |
| 6015654 | Color photographic recording material | Siegfried Dzwonnek | 2000-01-18 |
| 5994044 | Color photographic recording material | Werner Hoheisel, Reimer Holm | 1999-11-30 |
| 5981160 | Color photographic silver halide material | Heinrich Odenwalder, Hans Langen, Klaus Henseler | 1999-11-09 |
| 5935773 | Colour photographic silver halide material | Gunter Helling | 1999-08-10 |
| 5824465 | Polyalkylene naphthalate film comprising specific UV-absorber | August M. Marien, Beate Weber | 1998-10-20 |
| 5736308 | Color photographic silver halide material | Arno Schmuck | 1998-04-07 |
| 5726004 | Photographic material | Beate Weber | 1998-03-10 |
| 5707786 | Processing of color photographic silver halide materials | Arno Schmuck, Norman Klaunzer | 1998-01-13 |
| 5674668 | Photographic recording material | Gunter Helling, Beate Weber | 1997-10-07 |
| 5508157 | Color photographic silver halide material | Beate Weber, Markus Geiger, Gunter Helling | 1996-04-16 |
| 5466569 | Color photographic recording material | Beate Weber, Markus Geiger | 1995-11-14 |
| 5441855 | Color photographic recording material | Beate Weber, Gunter Helling, Markus Geiger | 1995-08-15 |
| 5441861 | Color photographic silver halide material | Beate Weber, Gunter Helling, Klaus Walz, Markus Geiger, Kaspar Wingender | 1995-08-15 |