Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12303995 | Friction stir spot welder and method of operating friction stir spot welder | Naoki TAKEOKA, Yoshitaka MURAMATSU | 2025-05-20 |
| 12202066 | Friction stir spot welding apparatus and joint structure | Yoshitaka MURAMATSU, Masahiro Miyake, Naoki TAKEOKA | 2025-01-21 |
| 12168261 | Friction stir joining device, method of operating the same and joint structure | Naoki TAKEOKA, Yoshitaka MURAMATSU, Takuya Fukuda | 2024-12-17 |
| 12064831 | Joining system, and method for operating same | Yoshitaka MURAMATSU, Naoki TAKEOKA, Takuya Fukuda | 2024-08-20 |
| 11292076 | Friction spot joining device and friction spot joining method | Takuya Fukuda, Masahiro Miyake, Yoshitaka MURAMATSU, Hajime Kashiki | 2022-04-05 |
| 11185944 | Friction stir spot welding device and friction stir spot welding method | Yoshitaka MURAMATSU, Masahiro Miyake, Takuya Fukuda | 2021-11-30 |
| 11135674 | Friction stir spot welding method and friction stir spot welding device | Yoshitaka MURAMATSU, Masahiro Miyake, Takuya Fukuda | 2021-10-05 |
| 11040413 | Spot welding apparatus, spot welding method, and joint structure | Yoshitaka MURAMATSU, Masahiro Miyake, Takuya Fukuda | 2021-06-22 |
| 10974343 | Friction stir spot joining apparatus and friction stir spot joining method | Yoshitaka MURAMATSU, Masahiro Miyake, Takuya Fukuda | 2021-04-13 |
| 10974344 | Friction stir spot joining apparatus and friction stir spot joining method | Yoshitaka MURAMATSU, Masahiro Miyake, Takuya Fukuda | 2021-04-13 |
| 9839973 | Friction stir spot welding apparatus, friction stir spot welding method, and perpendicular-to-plane detection device for use in friction stir spot welding | Hideki Okada, Satoru Yamasumi | 2017-12-12 |
| 8757470 | Friction stir welding apparatus and method | Mitsuo Fujimoto | 2014-06-24 |
| 8528803 | Friction stir welding apparatus and method | Mitsuo Fujimoto | 2013-09-10 |
| 8025200 | Friction stir welding machine and friction stir welding tool | Mitsuo Fujimoto, Shinji Koga, Atsushi Kato | 2011-09-27 |
| 7828191 | Friction stir welding machine and friction stir welding tool | Mitsuo Fujimoto, Shinji Koga, Atsushi Kato | 2010-11-09 |
| 7677427 | Welding tool for friction-stir welding apparatus | Kazumi Fukuhara, Masayuki Inuzuka, Mitsuo Fujimoto | 2010-03-16 |