Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11203797 | Steel wire and wire rod | Makoto Okonogi, Shingo Yamasaki, Akifumi Kawana | 2021-12-21 |
| 10704118 | Steel wire and wire rod | Makoto Okonogi, Shingo Yamasaki, Akifumi Kawana | 2020-07-07 |
| 10287658 | Wire material for non-heat treated component, steel wire for non-heat treated component, and non-heat treated component and manufacturing method thereof | Makoto Okonogi, Shingo Yamasaki, Akifumi Kawana | 2019-05-14 |