Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5929998 | Method for matching a colour formulation | Wilhelm Kettler, Matthias Kolb | 1999-07-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5929998 | Method for matching a colour formulation | Wilhelm Kettler, Matthias Kolb | 1999-07-27 |