Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10908193 | Zero cross detection circuit and sensor device | Minoru Ariyama, Yusuke Ezawa | 2021-02-02 |
| 9571094 | Switch circuit | Naohiro Hiraoka | 2017-02-14 |
| 9274170 | Semiconductor device | — | 2016-03-01 |
| 9054683 | Boosting circuit | Masaya Murata | 2015-06-09 |
| 8797070 | Power-on reset circuit | — | 2014-08-05 |
| 8203378 | Boosting circuit | Ayaka Otani | 2012-06-19 |
| 8179729 | Memory circuit and voltage detection circuit including the same | Kotaro Watanabe, Teruo Suzuki | 2012-05-15 |
| 7911259 | Voltage switching circuit | — | 2011-03-22 |
| 7835188 | Semiconductor memory device | Yutaka Satou, Fumiyasu Utsunomiya | 2010-11-16 |
| 6580253 | Boosting and step-down switching regulator controlling circuit and boosting and step-down switching regulator for use in the same | Yoshihide Kanakubo, Takeshi Naka | 2003-06-17 |