Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9018874 | Circuit for filtering narrow pulse and compensating wide pulse, and motor controller comprising the circuit | Yuefei Guo, Zhouping Lin, Chong-hee YU, Kun Cheng | 2015-04-28 |
| 7800929 | Control method for PWM cyclo-converter by selectively turning on a two-way semiconductor switch and controller | Eiji Yamamoto, Hidenori Hara | 2010-09-21 |
| 7068526 | PWM inverter device | Katsutoshi Yamanaka, Shinya Morimoto | 2006-06-27 |