Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6217942 | Lignin based coating | Wolfgang Aehle | 2001-04-17 |
| 6072015 | Lignin based paint | Wolfgang Aehle | 2000-06-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6217942 | Lignin based coating | Wolfgang Aehle | 2001-04-17 |
| 6072015 | Lignin based paint | Wolfgang Aehle | 2000-06-06 |