Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700455 | Water soluble, biodegradable polymeric materials for skin care, hair care and cosmetic applications | Helmut H. Weldes | 1997-12-23 |
| 5433774 | Friction lining and process for the production thereof | Gerhard Kapl | 1995-07-18 |