Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4220724 | Method for treating raw materials containing collagen | Alexander Berg, Zdenek Eckmayer, Rolf Monsheimer | 1980-09-02 |
| 4210721 | Method for dissolving collagen-containing skin tissues | Rolf Monsheimer | 1980-07-01 |