Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4465516 | Asymmetrical diesters of ortho-phosphoric acid useful as corrosion inhibitors | Hartmut Mau, Hans Stettler | 1984-08-14 |
| 4389259 | Asymmetrical diesters of orthophosphoric acid useful as corrosion inhibitors | Hartmut Mau, Hans Stettler | 1983-06-21 |
| 4329390 | Cationic surfactant-containing aqueous wax dispersions, and their use as textile finishing agents | — | 1982-05-11 |
| 4251410 | Reaction products of a polyacrylamide formaldehyde, a secondary amine and an-nh group-containing functional derivative of an acid | Hans Gerber, Helmut Pummer | 1981-02-17 |