Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5616773 | Preparation of 5-cyanovalerates | Stefan Stahl, Wolfgang Harder | 1997-04-01 |
| 5434290 | Preparation of 5-cyanovalerates | Stefan Stahl, Wolfgang Harder | 1995-07-18 |
| 5334759 | Preparation of formic acid from carbon monoxide and water | Ferdinand Lippert | 1994-08-02 |