Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5063194 | Palladium catalyst | Franz J. Broecker, Paul Grafen | 1991-11-05 |
| 4820874 | Increasing the yield of 2.5.6-trimethylcyclohex-2-en-1-one | Peter Tavs, Harald Laas, Horst Schauer | 1989-04-11 |
| 4565894 | Preparation of ionones | Otto Hertel, Hans Kiefer | 1986-01-21 |
| 4431844 | Preparation of polyunsaturated ketones | Lothar Janitschke, Werner Hoffmann, Manfred Stroezel, Hans-Juergen Scheiper | 1984-02-14 |
| 4310705 | Preparation of higher unsaturated ketones | Axel Nissen, Gerd Kaibel, Otto Woerz, Manfred Braun, Walter Rebafka | 1982-01-12 |