Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9637146 | Coupler system and railcar | Toru Ueda, Kouichi Tsunoda, Hiroki Kusakabe, Yoshiyuki Andou, Yoshikazu Ogura +1 more | 2017-05-02 |
| 6938553 | Battery box for railway vehicle | Naohiro Hiraoka | 2005-09-06 |