Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332860 | Aqueous polymer dispersions for the treatment of leather | Ferdinand Heins | 1982-06-01 |
| 4289827 | Moisture hardening one-component lacquers and a process for coating leather | Klaus Noll, Josef Pedain, Rosemarie Schmid | 1981-09-15 |