Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11794275 | Bonding device and bonding method for friction stir bonding and resistance welding | Akiyoshi Miyawaki, Mitsuru Sayama | 2023-10-24 |
| 11679446 | Friction stir welding apparatus | Akiyoshi Miyawaki, Mitsuru Sayama | 2023-06-20 |