Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8790769 | Transparent, laser-inscribable polyurethane | Frank Prissok, Nicole Duevel | 2014-07-29 |
| 5484827 | UV-stabilizer concentrates based on TPU, a process for their production and utilization | Frank Prissok, Friedhelm Lehrich, Gerhard Lehr, Douglas J. Harrop | 1996-01-16 |