Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047205 | Gas-mixing device for respirators | Judith Löser, Ralf Lorenzen, Bernhard Ludwig, Frank Oelgarth | 2011-11-01 |
| 7985198 | Device and process for metering solutions | Stefan Zimmermann, Götz Kullik | 2011-07-26 |