Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431776 | Permanent magnet-type rotary electric machine | Ryoji Miyatake, Takuro Yamada, Kenji Tanaka, Katsuhiro Hirata, Noboru Niguchi +3 more | 2025-09-30 |
| 12289016 | Rotating electric machine and stator manufacturing method | Takuro Yamada, Ryoji Miyatake, Yuji Takizawa | 2025-04-29 |
| 12249889 | Magnetic-geared motor with divisional spacers | Yuji Takizawa, Ryoji Miyatake, Takuro Yamada, Kenji Tanaka | 2025-03-11 |
| 12176756 | Stator with stator magnet, magnetic body, fixing member, and coil disposed in slots and rotary electric machine using same | Ryoji Miyatake, Takuro Yamada, Kenji Tanaka | 2024-12-24 |
| 12142985 | Stator with slots having cooling portions between coils and magnets installed therein and corresponding rotary electric machine | Ryoji Miyatake, Takuro Yamada, Kenji Tanaka | 2024-11-12 |
| 12072392 | Short circuit detection device and short circuit detection method | Yuji Takizawa, Kenta MOTOYOSHI, Atsushi Yamamoto, Susumu Maeda, Nobuaki MUROKI | 2024-08-27 |
| 11996734 | Stator and rotary electric machine using same | Ryoji Miyatake, Takuro Yamada, Kenji Tanaka | 2024-05-28 |
| 11735970 | Short-circuit generator | Ryoji Miyatake, Naoyoshi Mori, Yuta Saito | 2023-08-22 |
| 11695366 | Short circuit detection device, and short circuit detection method for rotating electric machine | Yuji Takizawa, Ryosuke Kawashima, Kohei Majima, Susumu Maeda | 2023-07-04 |
| 11489424 | Squirrel-cage induction rotating electrical machine, solid rotor, and design method for squirrel-cage induction rotating electrical machine | Yuichi Tsuboi, Satoshi Kurita, Takuma SASAI | 2022-11-01 |
| 11398758 | Armature coil and armature | Ryoji Miyatake, Ayumu Yamada | 2022-07-26 |
| 11218104 | Dynamoelectric machine control method, dynamoelectric machine control device, and drive system | Yoshihiro Miyama | 2022-01-04 |
| 11146124 | Rotating electric machine stator | Takahiro Joyo, Nobuyuki Sora | 2021-10-12 |
| 11108290 | Three-phase induction motor and secondary conductor thereof | Kenta Kaneko, Kazuaki Otsu | 2021-08-31 |
| 11101723 | Three-phase induction motor | Kazuaki Otsu, Kenta Kaneko | 2021-08-24 |
| 11088647 | Dynamoelectric machine control method, dynamoelectric machine control device, and drive system | Yoshihiro Miyama | 2021-08-10 |
| 10389193 | Reluctance motor and manufacturing method for rotor core used in reluctance motor | Kazumasa Ito, Shinichi Yamaguchi, Masatsugu Nakano, Norihiro Achiwa, Yoshiki Maeda +1 more | 2019-08-20 |
| 10367388 | Main motor for railway vehicle | Kenta Kaneko | 2019-07-30 |
| 10103675 | Control device of alternating-current electric motor | Ryo Yokozutsumi, Hisanori Yamasaki, Sho Kato, Kenta Kaneko | 2018-10-16 |
| 9172279 | Automotive embedded permanent magnet rotary electric machine | Kosuke Sekiya, Moriyuki Hazeyama, Takeshi Mori, Hideaki Arita, Masaya Inoue | 2015-10-27 |
| 8736131 | Dynamoelectric machine with noise reduction | Toshiaki Kashihara | 2014-05-27 |
| 7994684 | Automotive alternating-current generator | Masaya Inoue, Kouki Naka, Hiroyuki Akita, Kanji Shinkawa, Yoshinori Miyamoto +1 more | 2011-08-09 |
| 7893594 | Alternating-current dynamo-electric machine | Masahiko Fujita, Toshiyuki Yoshizawa | 2011-02-22 |
| 7847463 | Alternating-current dynamoelectric machine | Masahiko Fujita, Toshiyuki Yoshizawa, Yoshihito Asao | 2010-12-07 |
| 7843107 | Dynamoelectric machine | Masaya Inoue, Kanji Shinkawa, Masao Morita, Toshiyuki Yoshizawa, Moriyuki Hazeyama +5 more | 2010-11-30 |