Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864981 | Method of obtaining a range of colors | Françoise Vienot, Hans Brettel | 2005-03-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864981 | Method of obtaining a range of colors | Françoise Vienot, Hans Brettel | 2005-03-08 |