Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837073 | High-strength heavy-walled stainless steel seamless tube or pipe and method of manufacturing the same | Shunsuke Sasaki, Yasushi Kato | 2020-11-17 |
| 10570471 | Equipment line for manufacturing seamless steel tube or pipe and method of manufacturing high-strength stainless steel seamless tube or pipe for oil wells using the equipment line | Shunsuke Sasaki, Hideto Kimura | 2020-02-25 |
| 10562085 | Equipment line for manufacturing heavy-walled steel products | Shunsuke Sasaki, Yasushi Kato | 2020-02-18 |
| 10544476 | Apparatus line for manufacturing seamless steel pipe and tube and method of manufacturing duplex seamless stainless steel pipe | Shunsuke Sasaki, Hiroki Ushida, Yasushi Kato | 2020-01-28 |