Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11493436 | Method for manufacturing gas concentration calculation device and gas concentration calculation device | Carl-Johan Hed, Jan WIGG | 2022-11-08 |
| 9823237 | Integrated breath alcohol sensor system | Hans Göran Evald Martin, Henrik Rödjegård, Pavel Zyrianov | 2017-11-21 |