Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12395108 | Motor drive device and electric vehicle system | Noriya NAKAO, Toshiyuki Ajima, Keiji Kadota | 2025-08-19 |
| 12301148 | Motor control device, electro-mechanical integrated unit, hybrid system, and electric power steering system | Takaya TSUKAGOSHI, Takafumi Hara | 2025-05-13 |
| 12212255 | Electric motor control device, vehicle, and electric motor control method | Kentaro Matsuo, Kenichi Yoshida, Toshiyuki Ajima | 2025-01-28 |
| 11223313 | Inverter control device and motor drive system | Kazuya Yasui, Tomoaki Shigeta | 2022-01-11 |
| 10833613 | Inverter control apparatus and motor drive system | Tomoaki Shigeta, Kazuya Yasui | 2020-11-10 |
| 10742151 | Inverter control device and motor drive system | Kazuya Yasui, Tomoaki Shigeta | 2020-08-11 |
| 10637381 | Inverter control device and drive system | Tomoaki Shigeta, Kentaro Suzuki, Kazuaki Yuuki | 2020-04-28 |
| 10498277 | Drive system and inverter | Tomoaki Shigeta, Kentaro Suzuki, Kazuaki Yuuki | 2019-12-03 |
| 10344093 | Antibody gene expression-secretion system | Yasuto Akiyama, Takeshi Masaki, Hitomi Shimizu | 2019-07-09 |
| 10158305 | Inverter controller and motor driving system | Kazuaki Yuuki, Kentaro Suzuki, Tomoaki Shigeta | 2018-12-18 |
| 9923447 | Power conversion device having improved noise characteristics, and control method thereof | Kazuya Yasui, Kazuaki Yuuki, Yoshitake Kamijo | 2018-03-20 |
| 9616770 | Electric vehicle drive apparatus, method of driving an electric vehicle, and program | Masayuki Nogi, Yosuke Nakazawa, Jin Kato | 2017-04-11 |
| 9423470 | Magnetic polarity determination device, permanent magnet synchronous motor control device, and magnetic polarity determination method | Kazuya Yasui, Kazuaki Yuuki, Yosuke Nakazawa | 2016-08-23 |
| 9219441 | Magnet flux amount estimation device, synchronous motor driving device, and electric motor car | Kazuya Yasui, Masaru Kano | 2015-12-22 |
| 8519649 | Control device of a synchronous motor | Kazuya Yasui, Kazuaki Yuuki, Yosuke Nakazawa | 2013-08-27 |