Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11242073 | Bone structure of railcar and side bodyshell including same | Toshiyuki Hirashima, Tomoya Ishikawa | 2022-02-08 |
| 9849891 | Railcar and door pocket post | Naoaki Kawakami, Shinichi Okada, Naohiro Yoshida, Kenji Waki | 2017-12-26 |
| 9586600 | Curved plate for railcar bodyshell, front car bodyshell, and method of manufacturing curved plate for railcar bodyshell | Masaki Kayukawa, Kimihiro Koura, Kenji Waki | 2017-03-07 |