Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5498706 | Water-resistant starch materials for the production of cast sheets and thermoplastic materials | Rainer Frische, Renate Gross-Lannert, Klaus Wollmann, Bernd Best, Eduard Schmid | 1996-03-12 |
| 5367067 | Water-resistant starch materials for the production of cast sheets and thermoplastic materials | Rainer Frische, Renate Gross-Lannert, Klaus Wollmann, Bernd Best, Eduard Schmid | 1994-11-22 |
| 4621460 | Machine for reshaping rail heads | Fredy Scheuchzer | 1986-11-11 |