Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6224919 | Black collagen flat film and foodstuff coated therewith | Franz Maser, Mathias Gohrig | 2001-05-01 |
| 5736180 | Spice impregnated edible wrapping foil | Joachim Keil, Franz Maser | 1998-04-07 |