Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9691642 | Device for measuring undulation of brake disc in railway wheel with brake discs | Naoto Kouchi | 2017-06-27 |
| 9523401 | Device for assembling railway wheel with brake discs | Naoto Kouchi | 2016-12-20 |
| 5853350 | Control device for lockup clutch | Koichi Hasegawa, Yoshinori Yamamoto | 1998-12-29 |
| 5795266 | Control device for lockup clutch | Koichi Hasegawa, Yoshinori Yamamoto | 1998-08-18 |
| 5531943 | Method of making a carbon/metal composite | Kiyoshi Sudani, Masato Kano, Yukihiro Sugimoto, Takashi Fukuda | 1996-07-02 |
| 5158828 | Carbon/metal composite | Kiyoshi Sudani, Masato Kano, Yukihiro Sugimoto, Takashi Fukuda | 1992-10-27 |