Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11905580 | Seamless steel pipe suitable for use in sour environment | Hiroki Kamitani, Seiya OKADA, Atsushi Soma, Yuji Arai, Shinji Yoshida | 2024-02-20 |
| 11891680 | Steel material suitable for use in sour environment | Yohei Otome, Hiroki Kamitani, Atsushi Soma, Taro OE, Yuji Arai +1 more | 2024-02-06 |