Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5393845 | Process for the production of low molecular weight acrylonitrile polymers and their use | Siegfried Korte, Heinrich Alberts, Branislav Bohmer, Wolfgang Koch, Hans-Günter Poersch-Panke +1 more | 1995-02-28 |
| 4833199 | Process for the preparation of water-soluble copolymers | Lutz Hoppe, Helmut Huhn, Eugen Reinhardt | 1989-05-23 |
| 4614780 | High molecular weight water-swellable substances | Helmut Huhn | 1986-09-30 |
| 4357437 | Process for the production of water-soluble hydrolyzed products of polyacrylonitrile polymers | Helmut Huhn, Lutz Hoppe | 1982-11-02 |
| 4267094 | Aqueous polymer mixture, process for its preparation and its use as substrate anchoring, blocking resistant one-coat sealing lacquer on sheet products | Helmut Huhn | 1981-05-12 |