Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11909364 | Fast start up control circuit | — | 2024-02-20 |
| 9325239 | Power supply device, control circuit, electronic device and control method for power supply | Shinichiro Suga, Kenta Ido, Tomohiro Suzuki, Hiroaki Sumiya, Takahiro Yoshino | 2016-04-26 |
| 8593126 | Power supply device, control circuit, electronic device and control method for power supply | Shinichiro Suga, Kenta Ido, Tomohiro Suzuki, Hiroaki Sumiya, Takahiro Yoshino | 2013-11-26 |
| 8324873 | Power supply apparatus and power supply method | Shinichi Nakagawa, Masahiro Natsume | 2012-12-04 |
| 8233257 | Power supply circuit, overcurrent protection circuit for the same, and electronic device | Morihito Hasegawa, Hidenobu Ito, Kwok Fai Hui, Toshihiko Kasai | 2012-07-31 |
| 7352163 | Early effect cancelling circuit, differential amplifier, linear regulator, and early effect canceling method | Yoshihiro Kizaki, Hidenobu Ito | 2008-04-01 |
| 7250745 | Control circuit of DC-DC converter and its control method | Hidenobu Ito | 2007-07-31 |
| 7113041 | Operational amplifier | Ayuko Watabe | 2006-09-26 |
| 7012411 | Switching regulator control circuit, switching regulator and switching regulator control method | — | 2006-03-14 |
| 6903609 | Operational amplifier | Ayuko Watabe | 2005-06-07 |
| 6806770 | Operational amplifier | Ayuko Watabe | 2004-10-19 |
| 6741105 | Differential circuit and peak hold circuit including differential circuit | Ayuko Watabe, Katsuya Shimizu | 2004-05-25 |
| 6480069 | Active load circuit, and operational amplifier and comparator having the same | — | 2002-11-12 |
| 4983905 | Constant voltage source circuit | Yoshiaki Sano, Toshio Hanazawa, Yasuhide Katagase, Takashi Matsumoto, Susumu Fujihara | 1991-01-08 |