Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5504066 | Pentene derivatives, their production and use | Volker Porrmann, Klaus Bruns | 1996-04-02 |
| 4904640 | 2-alkylidene-3,3,5(3,5,5)-trimethyl cyclopentanones | Klaus Bruns, Horst-Juergen Krause, Josef Penninger, Michael J. Virnig, Volker Falk | 1990-02-27 |