Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4612688 | Process for making suede-like sheet material | Klaus Gerlach, Hans-Jurgen Pitowski, Friedbert Wechs | 1986-09-23 |
| 4371441 | Process and apparatus for the separation of immiscible liquid mixtures | Hans-Jurgen Pitowski, Gunther Vitzthum | 1983-02-01 |
| 4371485 | Process for making hydrophilic polyester fiber | Wolfgang Lange, Klaus Gerlach | 1983-02-01 |
| 4369156 | Process for the preparation of fibrillated fiber structures | Friedbert Wechs | 1983-01-18 |
| 4361609 | Fiber structures of split multicomponent fibers and process therefor | Klaus Gerlach, Friedbert Wechs | 1982-11-30 |
| 4342801 | Suede-like sheet material | Klaus Gerlach, Hans-Jurgen Pitowski, Friedbert Wechs | 1982-08-03 |
| 4307152 | Hydrophilic polyester fiber and process for making same | Wolfgang Lange, Klaus Gerlach | 1981-12-22 |
| 4239720 | Fiber structures of split multicomponent fibers and process therefor | Klaus Gerlach, Friedbert Wechs | 1980-12-16 |
| 4197204 | Device for the separation of immiscible liquid mixtures | — | 1980-04-08 |