Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11884313 | Railroad equipment state determination apparatus and railroad equipment state determination method | Youichi Murakami | 2024-01-30 |
| 9159475 | High pressure bushing of rotating electrical machine and rotating electrical machine | Yoshihiro Taniyama, Yasuo Kabata, Mikio Kakiuchi, Takeo Urita, Koji Matsuyama | 2015-10-13 |
| 8333006 | Method for removing a crack in an electromechanical rotor | Koji Matsuyama, Hideki Chiba, Hiromichi Ito, Yomei Yoshioka, Kazuhiro Saito +4 more | 2012-12-18 |
| 7866020 | Method for repairing a crack in an electromechanical rotor, method for preventing crack growth in the same, electromechanical rotor and rotary electrical machine | Koji Matsuyama, Hideki Chiba, Hiromichi Ito, Yomei Yoshioka, Kazuhiro Saito +4 more | 2011-01-11 |
| 4379975 | Reverse flow cooled dynamoelectric machine | — | 1983-04-12 |