Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9302752 | Breathing sensing device with pressure chambers having different cross-sectional passages connected to a system pressure for detecting pressure drop due to breathing | — | 2016-04-05 |
| 8568062 | Safety device and method for scuba-diving | Jan Stööd | 2013-10-29 |
| 8033755 | Safety device, diving equipment and safety method for scuba diving | Jan Stööd, Christian van Oostrum, Thomas Erdtman | 2011-10-11 |