Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8273332 | Hair care product containing acetylpyridinium salts | Wibke Gross, Georg Knuebel, Erik Schulze zur Wiesche | 2012-09-25 |
| 8246938 | Hair care agent containing acetylpyridinium salts | Wibke Gross, Georg Knuebel, Erik Schulze zur Wiesche | 2012-08-21 |