Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339459 | Guanidinium compounds and their use as microbiocidal agents | Helmut Diery, Wolfgang Wagemann, Hans-Walter Bucking, Karl H. Wallhausser | 1982-07-13 |
| 4309523 | Water-soluble copolymer of acrylamidomethylpropanesulfonic acids salts | Friedrich Engelhardt, Ulrich Riegel, Heinz Wittkus | 1982-01-05 |