Issued Patents All Time
Showing 26–50 of 103 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7876144 | Start-up circuit and start-up method | Tetsuro Hashimoto, Akihito Ito, Yoshikazu Sasaki | 2011-01-25 |
| 7868744 | Driving apparatus of mover | Kyoichiro Araki | 2011-01-11 |
| 7863833 | DC/DC converter control circuit, and power supply apparatus, light emitting apparatus and electronic device using the same | Yoichi Tamegai, Kyoichiro Araki | 2011-01-04 |
| 7859229 | Discharge device | Hisanori Hoshikawa, Kyoichiro Araki, Youichi Tamegai | 2010-12-28 |
| 7843172 | Battery charging controller and portable electronic device | Tetsuro Hashimoto, Yoshikazu Sasaki | 2010-11-30 |
| 7821233 | Charging circuit | Satoru Nate, Sachito Horiuchi | 2010-10-26 |
| 7812571 | Charging device | Hisanori Hoshikawa, Youichi Tamegai | 2010-10-12 |
| 7812580 | Power supply apparatus having switchable switching regulator and linear regulator | Hiroyuki Watanabe | 2010-10-12 |
| 7807956 | Current detection circuit | Tatsuya Iwasaki, Koki Tamakawa | 2010-10-05 |
| 7781988 | DC/DC converter | Yoichi Tamegai | 2010-08-24 |
| 7768247 | Under voltage lock out circuit and method | Yoshikazu Sasaki, Tetsuro Hashimoto | 2010-08-03 |
| 7754960 | Electronic equipment synchronously controlling light emission from light emitting devices and audio control | Koichi Miyanaga | 2010-07-13 |
| 7724035 | Data transmission system and cable | — | 2010-05-25 |
| 7642761 | Power supply circuit | Yoshikazu Sasaki, Masao Yonemaru | 2010-01-05 |
| 7592856 | Charge pump circuit driver circuit having a plurality of oscillators | Tomoyuki Ito | 2009-09-22 |
| 7579784 | Switching power supply and its control circuit, and electronic apparatus employing such switching power supply | Kyoichiro Araki, Yoichi Tamegai | 2009-08-25 |
| 7560915 | Power supply apparatus provided with regulation function and boosting of a regulated voltage | Tomoyuki Ito | 2009-07-14 |
| 7542182 | Image pickup apparatus with light emission control adapted for light-receiving characteristics | Koichi Miyanaga, Takahiro Ota | 2009-06-02 |
| 7521912 | Power supply apparatus | Tomoyuki Ito | 2009-04-21 |
| 7486064 | Under voltage lock out circuit and method | Yoshikazu Sasaki, Tetsuro Hashimoto | 2009-02-03 |
| 7483021 | Drive control circuit, emission control circuit, communication apparatus and drive control method | Tomoyuki Ito, Hiroyuki Iwaki | 2009-01-27 |
| 7479822 | Current drive circuit reducing VDS dependency | Koichi Miyanaga | 2009-01-20 |
| 7456619 | Power supply circuit | Yoshikazu Sasaki, Masao Yonemaru | 2008-11-25 |
| 7446571 | Data transmission system and cable | — | 2008-11-04 |
| 7423626 | Light-emission control circuit | Koichi Miyanaga | 2008-09-09 |