Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10420910 | Breathing mask with emergency breathing valve | Oliver WALLNEWITZ, Helena KASZÁS | 2019-09-24 |
| 9731091 | Elbow for a respiration mask | Oliver WALLNEWITZ, Alexandra Gawrysch | 2017-08-15 |