Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401594 | Hot-rolled steel sheet for coiled tubing and method for manufacturing the same | Hideyuki Kimura, Ichiro Sugimoto, Makoto Asai, Takeshi Yokota | 2022-08-02 |
| 11313008 | Steel member and production method therefor | Shunsuke Toyoda, Ichiro Sugimoto | 2022-04-26 |
| 11214847 | High-strength hot-rolled steel sheet for electric resistance welded steel pipe and manufacturing method therefor | Hiroshi Nakata, Motohiko Urabe | 2022-01-04 |