Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424912 | Motor rotor with end ring | Kai IIJIMA, Natsuki Yoneyama, Yuji Sasaki, Yoshihito KATSU, Hikaru Sugiura | 2025-09-23 |
| 12334779 | Rotor, electric motor, and rotor production method | Yuji Sasaki, Natsuki Yoneyama, Yohei Sakakibara | 2025-06-17 |
| 11229972 | Friction stir welding device and friction stir welding method | Kunitaka Masaki, Hiroshi Saito | 2022-01-25 |
| 10207357 | Friction stir welding device | Hiroshi Saito, Hisashi Matsuoka, Satoshi Yamanaka, Yasushi TABEI | 2019-02-19 |
| 8950651 | Friction joining method and joined structure | Rie Sakamoto, Yasuhiro Otake, Mitsuyoshi Tsunori, Kenji Nakamura, Hiroaki Kawashima | 2015-02-10 |
| 8875980 | Friction stir welding apparatus | Hiroshi Saito, Rie Sakamoto, Tadafumi Kanayama, Satoshi Yamanaka | 2014-11-04 |
| 8491837 | Ni-based brazing composition, braze repair method, and braze-repair structure | Sadao Nishikiori, Tsukasa Wakabayashi, Junji Tsuji | 2013-07-23 |