Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11821051 | Apparatus line for manufacturing seamless steel pipe and tube and method of manufacturing duplex seamless stainless steel pipe | Shunsuke Sasaki, Tatsuro Katsumura, Hiroki Ushida | 2023-11-21 |