Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10124816 | Collision energy absorbing device of railcar | Hitoshi Nagahara, Shirou Honma | 2018-11-13 |
| 10011286 | Front door for railcar | Hiroyuki Hirata, Hitoshi Nagahara, Naotake Honda | 2018-07-03 |
| 9975200 | Friction stir welding apparatus with an L-shaped support | Hidehito Nishida, Syuhei YOSHIKAWA, Mitsuhiro Kamioka, Shirou Honma, Kenji Waki | 2018-05-22 |
| 9932049 | Railcar bodyshell | Eiichi Kato, Chihiro Okayama, Akihiko Tada | 2018-04-03 |