Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4719292 | .beta.-modified crystalline red pigment | Franz Schui, Reinhold Deubel | 1988-01-12 |
| 4600516 | Sulfonated tributylphenol ethoxylates, their use, and a process for preparing sulfonated alkoxylates | Klaus-Martin Uhl, Walter Gulden, Gerhart Schneider | 1986-07-15 |
| 4451671 | Cationic ethylene oxide/propylene oxide and ethylene oxide/butylene oxide polymers, a process for their preparation and their use | Helmut Diery, Martin Hille | 1984-05-29 |
| 4436933 | Polymeric ethylene oxide/propylene oxide or ethylene oxide/butylene oxide ether carboxylic acids, a process for their preparation and their use | Helmut Diery | 1984-03-13 |