Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11813693 | Friction stir welding tool member, and friction stir welding method using the same | Hidetoshi Fujii, Kai FUNAKI, Masahiro Kato, Takayuki Fukasawa, Yutaka Abe | 2023-11-14 |
| 11745287 | Metal material solid-phase bonding method and solid-phase bonding device | Hidetoshi Fujii, Huihong LIU, Yasuhiro Aoki, Masayoshi Kamai | 2023-09-05 |