Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10263522 | Semiconductor integrated circuit device and power supply system | Daisuke Kondo, Yumi Kishita, Tomoaki Uno | 2019-04-16 |
| 10115652 | Semiconductor device and semiconductor apparatus | Hideo Numabe, Yusuke OJIMA, Yoshihiko Yokoi, Shinya Ishida, Hitoshi Matsuura | 2018-10-30 |
| 10003262 | Semiconductor integrated circuit device and power supply system | Daisuke Kondo, Yumi Kishita, Tomoaki Uno | 2018-06-19 |
| 9966870 | Power conversion device and drive device | Daisuke Kondo, Chang Liu, Nao Nagata | 2018-05-08 |
| 9722592 | Semiconductor integrated circuit device and power supply system | Daisuke Kondo, Yumi Kishita, Tomoaki Uno | 2017-08-01 |
| 9397568 | Semiconductor integrated circuit device and power supply system | Daisuke Kondo, Yumi Kishita, Tomoaki Uno | 2016-07-19 |
| 9369045 | Switching power supply device and a semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2016-06-14 |
| 9257907 | Semiconductor integrated circuit and method for operating the same | Takahiro Nomiyama, Daisuke Kondo | 2016-02-09 |
| 9083257 | Power conversion circuit, multiphase voltage regulator, and power conversion method | Takahiro Nomiyama, Yoshinao Miura, Hideo Ishii | 2015-07-14 |
| 8680830 | Power supply device | Ryotaro Kudo, Tomoaki Uno, Hideo Ishii, Kazuyuki Umezu, Koji Saikusa | 2014-03-25 |
| 8638078 | Voltage clamp circuit, a switching power supply device, a semiconductor integrated circuit device, and a voltage level conversion circuit | Ryotaro Kudo | 2014-01-28 |
| 8604764 | Switching power supply device and a semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2013-12-10 |
| 8471541 | Switching power supply device and a semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2013-06-25 |
| 8373484 | Voltage clamp circuit, a switching power supply device, a semiconductor integrated circuit device, and a voltage level conversion circuit | Ryotaro Kudo | 2013-02-12 |
| 8305060 | Switching power supply device and a semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2012-11-06 |
| 8125206 | Semiconductor device and power supply using the same | Noboru Akiyama, Takayuki Hashimoto, Takashi Hirao | 2012-02-28 |
| 8120345 | Semiconductor device and power supply using the same | Noboru Akiyama, Takayuki Hashimoto, Takashi Hirao, Takuya Ishigaki | 2012-02-21 |
| 8063620 | Switching power supply device and semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2011-11-22 |
| 8044520 | Semiconductor device | Noboru Akiyama, Takayuki Hashimoto, Masaki Shiraishi, Tetsuya Kawashima, Nobuyoshi Matsuura | 2011-10-25 |
| 7902799 | Switching power supply device and semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2011-03-08 |
| 7898232 | Voltage clamp circuit, a switching power supply device, a semiconductor integrated circuit device, and a voltage level conversion circuit | Ryotaro Kudo | 2011-03-01 |
| 7663354 | Voltage clamp circuit, a switching power supply device, a semiconductor integrated circuit device, and a voltage level conversion circuit | Ryotaro Kudo | 2010-02-16 |
| 7550959 | Power supply device and switching power supply device | Ryotaro Kudo, Shin Chiba, Kyoichi Hosokawa, Toshio Nagasawa | 2009-06-23 |
| 7514908 | Switching power supply device and a semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2009-04-07 |
| 7385380 | Switching power supply | Takuya Ishigaki, Takashi Sase, Akihiko Kanouda, Ryotaro Kudo | 2008-06-10 |