Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5895886 | Supply unit | Helmut Beuster, Georg Schlor, Bernd Schlichting, Dirk Lenz | 1999-04-20 |
| D390967 | Wall-mounted supply unit for a medical workstation | Helmut Beuster, Georg Schlor, Bernd Schlichting, Dirk Lenz | 1998-02-17 |
| 5119808 | Respirator with a protective covering of coated fabric | Wolfgang Marquardt, Holmer Rohling | 1992-06-09 |
| 5040530 | Sprayable composition using acetone solvent | Christoph Bauer, Wolfgang Marquardt, Holmer Rohling | 1991-08-20 |
| 4936297 | Device for the enrichment of respiratory air with oxygen | Wolfgang Rittner | 1990-06-26 |