Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8640693 | Gas mask with a drinking device | Alexander Busch, Dirk Feil | 2014-02-04 |
| 5470659 | Hollow fibers | Rudolf Baumgart, Manfred Martin, Gunter Scheven | 1995-11-28 |
| 4681720 | Method of and device for producing bundles of hollow fibers | Rudolf Baumgart, Manfred Martin, Gunter Scheven | 1987-07-21 |