Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9809277 | Frictional propulsion device and omni-directional vehicle | Wataru Yada | 2017-11-07 |
| 9731547 | Frictional propulsion device and omni-directional vehicle | Wataru Yada, Jun Inada | 2017-08-15 |
| 9630447 | Frictional propulsion device and omni-directional vehicle | Wataru Yada, Makoto Hasegawa, Shinichiro Kobashi, Jun Inada | 2017-04-25 |