Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10132032 | Imitation leather and method for producing same | Birgit Kammerer, Gabriele Beate Wittmann | 2018-11-20 |
| 8486209 | Method for the production of a breathable multilayer synthetic leather, and breathable multilayer synthetic leather | Bernd Fischer, Marcus Wetzel, Birgit Kammerer | 2013-07-16 |