Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10301463 | Thermally hardenable preparations | Rainer Kohlstrung, Karl Wesch | 2019-05-28 |
| 5741824 | Acoustically active plastisols | Gunter Butschbacher, Klaus Ruch, Karl Wesch | 1998-04-21 |