Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10868487 | Motor drive device configured to detect capacitor deterioration and to restrict a motor based upon the detected deterioration | Junya Oishi | 2020-12-15 |
| 10727760 | Power conversion device for recording reverse voltage state | — | 2020-07-28 |
| 10298147 | Power device | — | 2019-05-21 |
| 10075098 | Power converter | — | 2018-09-11 |
| 9762147 | Power conversion system | — | 2017-09-12 |
| 9207694 | Method of measuring characteristics of a protection circuit for a linear voltage regulator | Akihito Yahagi | 2015-12-08 |
| 9110487 | Voltage regulator | Kaoru Sakaguchi | 2015-08-18 |
| 8957659 | Voltage regulator | Manabu Fujimura, Yuji Kobayashi | 2015-02-17 |
| 8896277 | Voltage regulator | Akihito Yahagi | 2014-11-25 |
| 8884595 | Phase compensation circuit, semiconductor integrated circuit having phase compensation circuit, and power supply circuit having phase compensation circuit | — | 2014-11-11 |
| 8766610 | Multi-stage voltage regulator | — | 2014-07-01 |
| 8502513 | Voltage regulator | — | 2013-08-06 |
| 8476967 | Constant current circuit and reference voltage circuit | Yuji Kobayashi, Masakazu Sugiura, Atsushi Igarashi | 2013-07-02 |
| 8450986 | Voltage regulator | Teruo Suzuki, Takao Nakashimo, Yotaro Nihei | 2013-05-28 |
| 8451571 | Overheat protection circuit and power supply integrated circuit | Takao Nakashimo, Masakazu Sugiura, Atsushi Igarashi, Masahiro Mitani | 2013-05-28 |
| 8436603 | Voltage regulator operable to switch between a two-stage structure operation and a three-stage structure operation | — | 2013-05-07 |
| 8212545 | Reference voltage circuit and electronic device | — | 2012-07-03 |
| 8174309 | Reference voltage circuit | Hideo Yoshino | 2012-05-08 |
| 8102163 | Voltage regulator | — | 2012-01-24 |
| 8085018 | Voltage regulator with phase compensation | Yotaro Nihei, Tadashi Kurozo | 2011-12-27 |
| 8072198 | Voltage regulator | — | 2011-12-06 |
| 8026708 | Voltage regulator | — | 2011-09-27 |
| 8013588 | Reference voltage circuit | — | 2011-09-06 |
| 8004257 | Voltage regulator | Takao Nakashimo | 2011-08-23 |
| 7956588 | Voltage regulator | — | 2011-06-07 |