Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11332115 | Power regeneration system of work vehicle | Shintarou TANAKA, Masatsugu Arai, Naoki Fukuda, Takaaki Tanaka | 2022-05-17 |
| 11173890 | Power regeneration system for work vehicle | Naoki Fukuda, Masatsugu Arai, Takaaki Tanaka, Shintarou TANAKA | 2021-11-16 |
| 4593625 | Motor vehicle bogie | Kei Oouchi | 1986-06-10 |