Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4289665 | Process for the preparation of aqueous emulsions, stable in storage, of N.alkyl-N-alkylol-ureas and their application for the softening of leather | Gustav Hudec, Volker Kohler, Kurt Rosenbusch | 1981-09-15 |
| 4271073 | 6-Substituted-9-(2-hydroxyethyl)-1,2,3,4-tetrahydro carbazol-1-one | Heinz Bender, Rudi Beyerle, Heinz Gunter Greve, Kuno Reh | 1981-06-02 |
| 4198204 | Short liquor dyeing process for piece goods, made from cellulose fibers, in rope form | Hans-Ulrich von der Eltz, Joachim W. Lehmann, Erwin Ungermann, Edwin Humuller, Joachim Ribka | 1980-04-15 |