Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4545137 | Hurdle for malthouses and other material-handling spaces | Kurt Amelung | 1985-10-08 |
| 4429033 | Process for the production of color prints by the dye-diffusion transfer process | Immo Boie, Thomas Kaluschke | 1984-01-31 |
| 4198235 | Dye diffusion transfer process employing compounds that release sulfonamide dye providing radicals | Hans Vetter, Walter Puschel, Arnfried Melzer | 1980-04-15 |