Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12291817 | Method for the dyeing of leather and dyed leather having a high rubbing fastness | Manfred Renner | 2025-05-06 |
| 10947605 | Method for hydrophobising leather, and leather produced by means of same | Manfred Renner, Andreas SENGESPEICK, Eckhard Weidner | 2021-03-16 |