Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12370621 | Friction stir tool control method and friction stir device | Masahiro Miyake, Takuya Fukuda, Tadahiro Edagawa, Norichika Kita, Makoto Tsujinaka | 2025-07-29 |
| 12303995 | Friction stir spot welder and method of operating friction stir spot welder | Naoki TAKEOKA, Ryoji Ohashi | 2025-05-20 |
| 12202066 | Friction stir spot welding apparatus and joint structure | Masahiro Miyake, Ryoji Ohashi, Naoki TAKEOKA | 2025-01-21 |
| 12168261 | Friction stir joining device, method of operating the same and joint structure | Naoki TAKEOKA, Ryoji Ohashi, Takuya Fukuda | 2024-12-17 |
| 12064831 | Joining system, and method for operating same | Ryoji Ohashi, Naoki TAKEOKA, Takuya Fukuda | 2024-08-20 |
| 11839929 | Dissimilar metal welding method | Takao Sekiguchi, Takuya Fukuda | 2023-12-12 |
| 11292076 | Friction spot joining device and friction spot joining method | Takuya Fukuda, Ryoji Ohashi, Masahiro Miyake, Hajime Kashiki | 2022-04-05 |
| 11185944 | Friction stir spot welding device and friction stir spot welding method | Ryoji Ohashi, Masahiro Miyake, Takuya Fukuda | 2021-11-30 |
| 11135674 | Friction stir spot welding method and friction stir spot welding device | Ryoji Ohashi, Masahiro Miyake, Takuya Fukuda | 2021-10-05 |
| 11040413 | Spot welding apparatus, spot welding method, and joint structure | Ryoji Ohashi, Masahiro Miyake, Takuya Fukuda | 2021-06-22 |
| 10974344 | Friction stir spot joining apparatus and friction stir spot joining method | Ryoji Ohashi, Masahiro Miyake, Takuya Fukuda | 2021-04-13 |
| 10974343 | Friction stir spot joining apparatus and friction stir spot joining method | Ryoji Ohashi, Masahiro Miyake, Takuya Fukuda | 2021-04-13 |