Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10682894 | Air suspension system | Tsutomu Ito, Shunsuke Mori, Tsutomu Iwamura, Yuki Yoshida | 2020-06-16 |
| 8776962 | Electromagnetic suspension system | Noriyuki Utsumi, Hiroshi Yoshikura | 2014-07-15 |
| 8560172 | Electric suspension control apparatus | Noriyuki Utsumi, Masaaki Uchiyama | 2013-10-15 |