Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11091424 | Preparation of acetate compounds via a ketene compound | Volker Hickmann, Sumana Roy, Dominik Herbrecht, Michael Acker, Wolfgang Krause +3 more | 2021-08-17 |
| 10981885 | Tetrahydropyranyl lower alkyl esters and the production of same using a ketene compound | Volker Hickmann, Stefan RUEDENAUER, Ralf Pelzer | 2021-04-20 |