Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10260404 | Engine supercharger | Junji Umemura, Tomoaki Fujiyama, Koji Hadama, Makoto Mihara | 2019-04-16 |
| 10180103 | Engine supercharger | Junji Umemura, Hideya Horii, Tomoaki Fujiyama | 2019-01-15 |