Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131973 | High strength spring steel and steel wire | Hiroshi Hagiwara, Takanori Miyaki, Takayuki Kisu, Kouichi Yamazaki | 2018-11-20 |
| 9896749 | Steel for induction hardening with excellent fatigue properties | Masafumi Miyazaki, Takashi Fujita, Hideaki Yamamura | 2018-02-20 |