Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10202809 | Threaded joint for steel pipes | Takuya Nagahama, Masaki Yoshikawa, Jun Takano, Takamasa Kawai | 2019-02-12 |
| 10169496 | Springback amount evaluation method | Hirotaka Kano | 2019-01-01 |