Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10892695 | Motor drive system | Takao Akiyama, Takashi Yamaguchi | 2021-01-12 |
| 10558176 | Feedback control system with periodic disturbance suppression and resonance/disturbance suppression using μ-synthesis | Masakatsu Nomura | 2020-02-11 |
| 10331094 | Periodic external disturbance suppression control device | — | 2019-06-25 |
| 9973128 | Control device | Takashi Yamaguchi | 2018-05-15 |
| 9729094 | Automatic suppression device for cyclic disturbance | Takashi Yamaguchi | 2017-08-08 |
| 9614474 | Periodic disturbance automatic suppression device | Takashi Yamaguchi | 2017-04-04 |
| 9400508 | Periodicity disturbance suppression device and periodicity disturbance suppression method | Takashi Yamaguchi, Kazunobu Oi | 2016-07-26 |
| 8971066 | Harmonic current suppression method and harmonic current suppression device of power conversion device | Kazunobu Oi | 2015-03-03 |
| 8855953 | Electrical power control device and electrical power calculation method in electrical power control device | Takashi Yamaguchi, Toru Kakebayashi | 2014-10-07 |
| 8704469 | Torque ripple suppression control apparatus and torque ripple suppression control method for rotating electrical machine | — | 2014-04-22 |
| 8704475 | Current source inverter device | Takashi Yamaguchi, Toru Kakebayashi | 2014-04-22 |
| 8564997 | Matrix converter space vector modulation method | Shota Urushibata | 2013-10-22 |
| 8315077 | Matrix converter space vector modulation method | — | 2012-11-20 |
| 8299739 | Motor drive | Toru Kakebayashi, Takashi Yamaguchi | 2012-10-30 |
| 8232759 | Pseudo current type 120-degree conduction inverter | — | 2012-07-31 |