Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11323023 | Totem-pole single-phase PFC converter | — | 2022-05-03 |
| 9297838 | Power supply monitoring circuit, AC/DC conversion apparatus and control method of power supply monitoring circuit | Hiroyuki Watanabe | 2016-03-29 |
| 8698468 | Control device, control method, and power supply device | — | 2014-04-15 |
| 8222824 | Light emitting diode driving apparatus | Yoshiki Oyama | 2012-07-17 |
| 7821165 | Motor and method of manufacturing stator used therefor | Manabu Takeuchi | 2010-10-26 |
| 4742281 | Speed control apparatus for a DC motor | Hiromitsu Nakano, Isao Yoshida | 1988-05-03 |