Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407282 | Field winding interlayer short-circuit monitoring device and field winding interlayer short-circuit monitoring method | Masafumi Fujita, Toshio Hirano, Yuichiro Gunji, Masashi Kobayashi, Hirotada Endo +1 more | 2025-09-02 |
| 11901774 | Rotor with coil airflow paths | Takashi Harakawa, Shinji Kubo, Yoshihiro Taniyama, Ryo Fuchimoto, Koji Ando | 2024-02-13 |
| 9441607 | Marine current power generation device | Than Trong Long, Tatsuo Yamashita | 2016-09-13 |
| 9159475 | High pressure bushing of rotating electrical machine and rotating electrical machine | Yoshihiro Taniyama, Mikio Kakiuchi, Toshio Kitajima, Takeo Urita, Koji Matsuyama | 2015-10-13 |
| 8941281 | Rotating electrical machine and stator thereof | Masafumi Fujita, Koji Matsuyama, Yuuichiro Gunji | 2015-01-27 |
| 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 |
| 8222778 | High-voltage bushing of a rotating electric machine | Yoshihiro Taniyama, Junichi Uematsu, Mikio Kakiuchi, Takashi Ueda | 2012-07-17 |
| 8138653 | Rotating electric machine | Yoshihiro Taniyama, Masafumi Fujita, Tadashi Tokumasu, Norio Takahashi, Masanori Arata +1 more | 2012-03-20 |
| 8076805 | Rotating electric machine with rotor cooling slots | Masafumi Fujita, Mikio Takabatake, Hitoshi Katayama, Mikio Kakiuchi, Koji Matsuyama +1 more | 2011-12-13 |
| 7893575 | Rotor with field coils in optimized flux space slots | Masafumi Fujita, Tadashi Tokumasu, Mikio Kakiuchi, Masanori Arata, Takashi Ueda | 2011-02-22 |
| 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 |
| 7812501 | Dynamo-electric machine rotor | Yoshihiro Taniyama, Hidekazu Shiomi, Kenmei Shimanuki, Takaharu Tani, Shozo Abe | 2010-10-12 |
| 7602089 | Rotary electric machine | Katsuya Yamashita, Yoshihiro Taniyama, Tadashi Tokumasu, Mikio Kakiuchi, Koji Matsuyama | 2009-10-13 |
| 7592732 | Rotary electro-dynamic machine and armature winding thereof | Masafumi Fujita, Tadashi Tokumasu, Masanori Arata, Mikio Kakiuchi, Susumu Nagano | 2009-09-22 |
| 7579739 | Rotary electro-dynamic machine and armature winding thereof | Masafumi Fujita, Tadashi Tokumasu, Masanori Arata, Mikio Kakiuchi, Susumu Nagano | 2009-08-25 |
| 7312552 | Rotary electro-dynamic machine and armature winding thereof | Masafumi Fujita, Tadashi Tokumasu, Masanori Arata, Mikio Kakiuchi, Susumu Nagano | 2007-12-25 |
| 7291947 | Electric rotating machine with bearing seals | Yutaka Hashiba, Makoto Mikami, Takeshi Hayashi, Yukihiko Kazao, Ikuo Saito +2 more | 2007-11-06 |