Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11970759 | Martensitic stainless seamless steel pipe | Masayuki Sagara, Yusaku Tomio, Daisuke Matsuo | 2024-04-30 |
| 11965232 | Martensitic stainless seamless steel pipe | Masayuki Sagara, Yusaku Tomio | 2024-04-23 |