Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10870470 | Valve system for a breathing aid, mouthpiece system for a breathing aid, snorkling tube for a breathing aid, and breathing aid for swimmers | Matthias Ocklenburg, Jan Von Hofacker, Reinhard Misterek | 2020-12-22 |