Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401594 | Hot-rolled steel sheet for coiled tubing and method for manufacturing the same | Hideyuki Kimura, Shuji Kawamura, Makoto Asai, Takeshi Yokota | 2022-08-02 |
| 11313008 | Steel member and production method therefor | Shunsuke Toyoda, Shuji Kawamura | 2022-04-26 |