Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10815542 | Tanning composition and method based on an acetal of an aldehydic tanning agent | Catherine Gabagnou, Nina Schulte-Gauczinski, Grigore Daniel Herta | 2020-10-27 |
| 10604813 | Tanning composition and method based on an acetal of an aldehydic tanning agent | Catherine Gabagnou, Nina Schulte, Grigore Daniel Herta | 2020-03-31 |
| 10087497 | Process for retanning leather | Eric KIENTZ, Florian Döppert, Nina Schulte | 2018-10-02 |
| 6916348 | Dyed leather and method for dyeing tanned leather | Campbell Page, Jon McHugh | 2005-07-12 |