Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10060015 | Steel for high-strength bolts which has excellent delayed fracture resistance and bolt formability, and bolt | Yosuke Matsumoto, Atsushi INADA, Yoshimasa Ureshino, Reiko Kato | 2018-08-28 |
| 9914990 | Steel for mechanical structure for cold working, and method for manufacturing same | Koji Yamashita, Takehiro Tsuchida | 2018-03-13 |
| 9890445 | Steel for mechanical structure for cold working, and method for manufacturing same | Kouji Yamashita, Takehiro Tsuchida | 2018-02-13 |