Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862239 | Antenna driving device | Naoki Takahashi, Muga Imamura, Yohei Okuno | 2018-01-09 |
| 9502756 | Antenna driving device | Naoki Takahashi, Muga Imamura, Yohei Okuno | 2016-11-22 |
| 9148917 | Load driving device and electronic device using the same | Fumihiko Terasaki | 2015-09-29 |
| 8723442 | Drive unit, smoothing circuit, DC/DC converter | — | 2014-05-13 |
| 8405321 | Drive unit, smoothing circuit, DC/DC converter | — | 2013-03-26 |
| 8169207 | Power supply device including a clamping portion to limit and error voltage and electronic appliance provided therewith | — | 2012-05-01 |
| 7893673 | Step-up switching power supply device, and electronic device provided therewith | — | 2011-02-22 |
| 7868602 | Power supply device and electronic appliance therewith | Toru Takahashi | 2011-01-11 |
| 7759911 | Switching regulator with reverse current detecting transistor | — | 2010-07-20 |
| 7750609 | Output device and electronic device provided with same | — | 2010-07-06 |
| 7750617 | Switching regulator and electronic device therewith | — | 2010-07-06 |