Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9663119 | Railroad vehicle and plug door for railroad vehicle | Yukio Takahashi, Hiroki Tsunoda, Soshi Kawakami, Yuya Futamura, Tomoyuki Fukunaga +1 more | 2017-05-30 |
| 9403540 | Railroad vehicle and plug door for railroad vehicle | Yukio Takahashi, Hiroki Tsunoda, Soshi Kawakami, Yuya Futamura, Tomoyuki Fukunaga +1 more | 2016-08-02 |