Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435761 | Heat-treated steel material and method of manufacturing the same | Shinichiro TABATA, Kazuo Hikida, Nobusato Kojima | 2019-10-08 |
| 10392683 | Rail vehicle axle | Taizo Makino, Yukiteru Takeshita, Yutaka Wakasu | 2019-08-27 |