Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409510 | Bonding device | Akiyoshi Miyawaki, Yuto IKE | 2025-09-09 |
| 12303996 | Welded structure and friction stir welding device | Akiyoshi Miyawaki, Mitsuru Sayama | 2025-05-20 |
| 12172228 | Friction stir welding device | Akiyoshi Miyawaki, Mitsuru Sayama | 2024-12-24 |
| 12080862 | Method for separating members that were previously joined | Akiyoshi Miyawaki, Mitsuru Sayama, Hiroyuki Nakai | 2024-09-03 |
| 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 |