Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4505102 | Protector device for an open-end spinning apparatus | Hans Landwehrkamp, Johann Pohn | 1985-03-19 |
| 4501221 | Thread paraffining device employing a thread element | Hans Landwehrkamp | 1985-02-26 |
| 4461141 | Opening device for an open-end spinning apparatus | Eberhard Hofmann, Johann Pohn | 1984-07-24 |
| 4456642 | Gel pads and a process for their preparation | Hans-Heribert Burgdorfer, Dietmar Schapel, Wulf von Bonin, Ulrich von Gizycki | 1984-06-26 |
| 4430492 | High-molecular, segmented, thermoplastically processable, aromatic polycarbonates containing co-condensed dimeric fatty acid esters, their preparation and their use | Manfred Schreckenberg, Hans-Heribert Burgdorfer, Rolf Dhein | 1984-02-07 |
| 4341909 | Preparation of low molecular weight polyhydroxyl compounds | Kuno Wagner, Hanns P. Muller | 1982-07-27 |