Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5728888 | Preparation of hydroxylated benzophenones | Alexander Aumuller, Peter Bottcher | 1998-03-17 |
| 5565408 | Cyanoquinoline compounds | Helmut Hagen, Juergen Pfister, Gerhard Nilz, Bruno Wuerzer, Karl-Otto Westphalen | 1996-10-15 |
| 5167695 | Derivatives of quinoline fused to a five-membered heterocyclic ring | Helmut Hagen, Karl-Otto Westphalen, Bruno Wuerzer | 1992-12-01 |
| 5062879 | 8-azolylmethylquinolines and herbicidal use thereof | Rainer Seele, Reiner Kober, Thomas Saupe, Karl-Otto Westphalen, Bruno Wuerzer | 1991-11-05 |