Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597581 | Chitosan foil for wound sealing and process for its preparation | Karl W. An Haak | 1997-01-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597581 | Chitosan foil for wound sealing and process for its preparation | Karl W. An Haak | 1997-01-28 |