Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534254 | Color photographic print material | Gunter Helling, Ralf Weimann | 2003-03-18 |
| 6015654 | Color photographic recording material | Jorg Hagemann | 2000-01-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534254 | Color photographic print material | Gunter Helling, Ralf Weimann | 2003-03-18 |
| 6015654 | Color photographic recording material | Jorg Hagemann | 2000-01-18 |