Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11595138 | Monitoring device, motor driving apparatus, and monitoring method | Daishi Gotou | 2023-02-28 |
| 11424710 | Motor driving device | Yasuyuki Matsumoto | 2022-08-23 |
| 11043345 | Load driving device and load driving method | Hirokazu Nagai, Yasuyuki Matsumoto | 2021-06-22 |
| 11011952 | Motor driving device and motor driving method | Yasuyuki Matsumoto, Keitarou Inagaki | 2021-05-18 |
| 10984949 | Resin molded substrate and mounting structure for capacitor | Yuuki Inoue | 2021-04-20 |
| 10587213 | Motor drive apparatus to detect occurrence of leakage current | Yasuyuki Matsumoto | 2020-03-10 |
| 10554165 | Motor drive apparatus including short-circuit judgment unit for capacitor of DC link unit | Yuuta Gotou, Yasuyuki Matsumoto | 2020-02-04 |
| 10425031 | Motor driver having function of detecting insulation resistance | Hiroyasu Satou, Youichirou Ooi, Akira Hirai, Kiichi Inaba | 2019-09-24 |
| 10401415 | Motor drive apparatus to detect inverter with large leakage current | Yasuyuki Matsumoto | 2019-09-03 |
| 10090795 | Motor drive having function of protecting dynamic braking circuit | — | 2018-10-02 |
| 10050357 | Connection member and motor drive device having the same | Yuuta Satou, Kaname Matsumoto | 2018-08-14 |
| 9899954 | Motor drive apparatus having function of detecting failure of electric shunt | Youichirou Ooi, Akira Hirai, Kiichi Inaba | 2018-02-20 |
| 9846190 | Motor drive device including function to detect failure in insulation resistance deterioration detection unit of motor, and failure detection method | Hiroyasu Sato, Akira Hirai | 2017-12-19 |
| 9762171 | Motor drive device having insulation resistance detecting function and method of detecting insulation resistance of motors | Hiroyasu Sato, Akira Hirai | 2017-09-12 |
| 9716461 | Motor drive having function of detecting circuit abnormality owing to entering foreign matter before significant abnormality occurs | Akira Hirai, Kiichi Inaba | 2017-07-25 |
| 9404974 | Motor drive device including insulation deterioration detection function and insulation resistance detection method of motor | Hiroyasu Sato, Akira Hirai | 2016-08-02 |
| 8952636 | Data communication device that carries out serial communication in order to control motor | Hiroyasu Sato | 2015-02-10 |