Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041572 | Preparation of 2,3,5-trimethyl-p-benzoquinone | Ulrich Hoercher, Bernhard Bockstiegel, Paul Grafen, Harald Laas | 1991-08-20 |
| 4925960 | Preparation of d-.alpha.-tocopherol from natural intermediates | Peter Lechtken, Ulrich Hoercher | 1990-05-15 |