Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10227121 | Propulsion system for aquatic vessels | Kai Levander, Heikki Juhani Huhtinen | 2019-03-12 |
| 9946261 | User-operable control for propulsion systems | — | 2018-04-17 |
| 9394043 | Propulsion system for aquatic vessels | Kai Levander | 2016-07-19 |