Issued Patents All Time
Showing 1–25 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12061236 | Power conversion device, rotating machine system, and diagnosis method | Kohji Maki, Hironori Ohashi, Atsuhiko Nakamura | 2024-08-13 |
| 11437944 | Power conversion device | Kazuaki Tobari, Agnes HADINATA, Yusaku Onuma, Takuya Sugimoto, Atsuhiko Nakamura +2 more | 2022-09-06 |
| 11424707 | Power conversion apparatus | Kazuaki Tobari, Agnes HADINATA, Yusaku Onuma, Atsuhiko Nakamura, Takuya Sugimoto | 2022-08-23 |
| 11325641 | Control device for electric power steering apparatus and electric power steering apparatus | Takafumi Hara, Toshiyuki Ajima, Mitsuo Sasaki, Shigehisa Aoyagi, Takumi Hisazumi | 2022-05-10 |
| 11303236 | Induction motor overheat monitoring method, induction motor monitoring device, and induction motor control system | Guangbin Zhou, Satoru Kaneko, Kazuaki Tobari | 2022-04-12 |
| 11273712 | AC electric motor control device | Kazuaki Tobari, Yuuta Iwase, Yusaku Onuma | 2022-03-15 |
| 11233474 | Rotating machine drive system | Akeshi Takahashi, Shinji Sugimoto | 2022-01-25 |
| 11193978 | Power conversion device, rotating machine system using same, and diagnosis method for same | Kohji Maki, Tetsuji Kato | 2021-12-07 |
| 11196377 | Motor drive system | Midori Takaoka, Junki ISOBE, Kohei Myoen, Toshiyuki Ajima, Kazuaki Tobari | 2021-12-07 |
| 11139771 | Control device and control method for AC motor and AC motor drive system | Naoki Okamoto, Masaki Hano, Takeshi Umetsu | 2021-10-05 |
| 10903767 | Synchronous motor control apparatus | Agnes HADINATA, Kazuaki Tobari, Yusaku Onuma, Takuya Sugimoto, Masato Ohya | 2021-01-26 |
| 10804765 | Electromechanical integral motor | Hisashi Tanie, Yuji Enomoto, Hirooki TOKOI, Takayoshi Nakamura, Naoki Sakurai +2 more | 2020-10-13 |
| 10658960 | Motor control system and motor control method | Satoshi Sumita | 2020-05-19 |
| 10644627 | Control device of synchronous electric motor, integrated motor system, pump system, and positioning system | Masaki Hano, Naoki Okamoto, Takeshi Umetsu | 2020-05-05 |
| 10608561 | Control device of AC motor | Satoshi Sumita | 2020-03-31 |
| 10505490 | Motor control system | Satoshi Sumita | 2019-12-10 |
| 10218252 | Linear motor and positioning apparatus | Yasuaki Aoyama, Kohji Maki | 2019-02-26 |
| 9923502 | Synchronous motor control apparatus and drive system using the same | Masaki Hano, Naoki Okamoto, Takeshi Umetsu | 2018-03-20 |
| 9729091 | Sensorless driving apparatus and sensorless driving method for brushless motor | Masaki Hano | 2017-08-08 |
| 9712032 | Linear motor and linear motor drive system | Yasuaki Aoyama, Akiyoshi Komura | 2017-07-18 |
| 9350284 | Power conversion device | Toshifumi Sakai, Koichiro Nagata, Motomi Shimada | 2016-05-24 |
| 9325264 | Electric motor drive device | Ryoichi Takahata, Takahiro Suzuki | 2016-04-26 |
| 9000626 | Thrust generation mechanism, drive device, XY stage and XYZ stage | Yasuaki Aoyama | 2015-04-07 |
| 8884575 | Drive system for synchronous electrical motor | Ryoichi Takahata, Shigehisa Aoyagi, Kazuaki Tobari | 2014-11-11 |
| 8878480 | Synchronous motor drive system and synchronous motor | Shigehisa Aoyagi, Kazuaki Tobari, Ryoichi Takahata, Masaki Hano | 2014-11-04 |