Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199273 | Directional valve, especially for breathing gases, and method for manufacturing same | Stefan Effmann | 2021-12-14 |
| 11160942 | Breathing bag, system comprising a breathing bag and a dispensing valve unit, closed-circuit respirator as well as process for mounting a system comprising a breathing bag and a dispensing valve unit in a closed-circuit respirator | — | 2021-11-02 |