Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11911855 | Welding tool for robot and robot | — | 2024-02-27 |
| 6923244 | Pouring apparatus for castings | Tetsuichi Motegi, Yoshitomo Tezuka, Kiyotaka Yoshihara | 2005-08-02 |
| 6616729 | Method of grain refining cast magnesium alloy | Tetsuichi Motegi, Yoshitomo Tezuka, Kiyotaka Yoshihara, Eiji Yano | 2003-09-09 |