Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11719365 | Threaded connection for steel pipe | Yousuke Oku | 2023-08-08 |
| 11506311 | Threaded connection for steel pipe | Yousuke Oku | 2022-11-22 |
| 11473373 | Threaded connection for tubular component | Xavier MENCAGLIA, Corey Dufrene, Masaaki Sugino | 2022-10-18 |
| 11391097 | Threaded connection for steel pipe | Yousuke Oku | 2022-07-19 |
| 10883319 | Threaded connection for steel pipe | Masaaki Sugino, Yasuhiro Yamamoto | 2021-01-05 |
| 10495241 | Threaded joint for steel pipe | Keita Inose, Masaaki Sugino | 2019-12-03 |