Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11813693 | Friction stir welding tool member, and friction stir welding method using the same | Hidetoshi Fujii, Yoshiaki Morisada, Masahiro Kato, Takayuki Fukasawa, Yutaka Abe | 2023-11-14 |