Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5744616 | Process for the production of 1,4,7,10-tetraazacyclododecane and its derivatives | Orlin Petrov, Klaus-Dieter Graske, Klaus Nickisch, Bernd Raduchel, Johannes Platzek | 1998-04-28 |
| 5523428 | Process for the production of 1-methyl-3-keto-.DELTA..sup.1,4 steroids | Jurgen Westermann, Klaus Nickisch | 1996-06-04 |