Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937338 | Pigments | Joachim Jesse, Bernhard Albert, Peter Neumann | 1990-06-26 |
| 4925954 | Vat dye based on flouranthene | Manfred Patsch, Gerhard Epple, Helmut Degen, Uwe Nahr | 1990-05-15 |
| 4851549 | Pigments | Joachim Jesse, Bernhard Albert, Peter Neumann | 1989-07-25 |
| 4785088 | Pigments and their preparation | Joachim Jesse, Bernhard Albert, Peter Neumann | 1988-11-15 |