Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845247 | 3,4,-dihydro-2H-pyrans | Wolfgang Spiegler, Norbert Goetz, Toni Dockner, Rolf Fischer | 1989-07-04 |
| 4845269 | Preparation of 3-pentenoates from 2-pentenoates | Rolf Fischer, Wolfgang Hoelderich | 1989-07-04 |
| 4822918 | Reduction of organic sulfur compounds | Toni Dockner | 1989-04-18 |