Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9975200 | Friction stir welding apparatus with an L-shaped support | Hidehito Nishida, Syuhei YOSHIKAWA, Mitsuhiro Kamioka, Shirou Honma, Toshiyuki Hirashima | 2018-05-22 |
| 9849891 | Railcar and door pocket post | Naoaki Kawakami, Shinichi Okada, Naohiro Yoshida, Kazumasa Inaba | 2017-12-26 |
| 9586600 | Curved plate for railcar bodyshell, front car bodyshell, and method of manufacturing curved plate for railcar bodyshell | Kazumasa Inaba, Masaki Kayukawa, Kimihiro Koura | 2017-03-07 |