Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10138972 | Air spring and carriage for vehicle | Hirokazu Haraguchi, Jun Yoshida, Kazuo Isomura, Takanori Tojo, Masahiro Sakahira +2 more | 2018-11-27 |
| 10112628 | Anti-rolling device of railcar | Kazuo Isomura, Takanori Tojo, Masahiro Sakahira, Jun Shirasaki, Naoki Hikosaka | 2018-10-30 |
| 9975562 | Railcar | Masahiro Sakahira, Mitsuru Yokoyama, Kazuo Isomura, Takanori Tojo, Satoshi Ikeda +2 more | 2018-05-22 |