Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4924084 | Device for determining surface moisture | Arno Holst, Kurt Dryczynski | 1990-05-08 |
| 4250306 | Process and equipment for preparing swellable cross-linked carboxyalkylcelluloses from natural cellulose or cellulose hydrate and use thereof | Arno Holst, Ehrenfried Nischwitz, Hans Sommer | 1981-02-10 |
| 4248595 | Process for preparing swellable cross-linked carboxyalkylcelluloses, in the form of fibers, from cellulose hydrate and use thereof | Arno Holst | 1981-02-03 |
| 4200558 | Method of producing hydrophilic articles of water-insoluble polymers | Arno Holst, Michael Kostrzewa | 1980-04-29 |
| 4194024 | Method of making hydrophilic articles of water-insoluble polymers | Arno Holst, Michael Kostrzewa | 1980-03-18 |
| 4187342 | Bonded fiber web, which is capable of absorbing water vapor comprising a swellable cellulose ether in fiber form | Arno Holst, Ehrenfried Nischwitz, Wilhelm Fischer | 1980-02-05 |
| 4186238 | Hydrophilic articles of water-insoluble polymers | Arno Holst, Michael Kostrzewa | 1980-01-29 |