Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8931482 | Breathing apparatus with compensation of the ambient pressure | Hans-Ullrich HANSMANN, Björn Petersen, Thomas Pernot, Sandra Dankertt, Marcus Romba | 2015-01-13 |
| 7833166 | Breath alcohol-measuring device with an illuminated mouthpiece | — | 2010-11-16 |