Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5391804 | Process for the preparation of mono-N-.beta.-cyanoethylanilines | Manfred Blazejak, Wilfried Kohler | 1995-02-21 |
| 4897482 | Process for the preparation of oligomeric 2,2,4-trimethyl-1,2-dihydroquinoline | Manfred Blazejak, Heinz Hammer | 1990-01-30 |