Issued Patents 1997
Showing 1–1 of 1 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 |
Showing 1–1 of 1 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 |