Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9761213 | Acceleration sound generation device for vehicle | Wataru Ogose, Koji Shionome | 2017-09-12 |
| 9722558 | Acceleration information transmission device | Koji Shionome | 2017-08-01 |
| 9229022 | Deceleration information notification device and deceleration information notification method | Koji Shionome | 2016-01-05 |