Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10900595 | Threaded joint for oil well tubing | Takamasa Kawai, Taro Kanayama, Masaki Yoshikawa, Haruhiko Seki, Jun Takano +1 more | 2021-01-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10900595 | Threaded joint for oil well tubing | Takamasa Kawai, Taro Kanayama, Masaki Yoshikawa, Haruhiko Seki, Jun Takano +1 more | 2021-01-26 |