Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9475507 | Railway vehicle steering truck | Yoshiyuki Shimokawa, Masaaki Mizuno, Toshiyo Yamano | 2016-10-25 |
| 9452762 | Railway vehicle steering truck | Yoshiyuki Shimokawa, Masaaki Mizuno, Toshiyo Yamano | 2016-09-27 |