Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10836257 | Control apparatus and control system including the same | Yuichi Handa, Seiji Iyasu | 2020-11-17 |
| 10256719 | Power supply device | Keiichi Ando, Yuichi Handa, Kaoru Koketsu, Yuki Yamada, Seiji Iyasu +1 more | 2019-04-09 |
| 10075059 | Current detection apparatus and power conversion apparatus | Seiji Iyasu, Yuji Hayashi, Yuichi Handa | 2018-09-11 |
| 10050513 | Control apparatus capable of appropriately suppressing a surge voltage | Seiji Iyasu, Yuji Hayashi, Yuichi Handa | 2018-08-14 |
| 9899928 | Power conversion apparatus having an auxiliary coil functioning as a flyback transformer | Yuuichi Handa, Seiji Iyasu | 2018-02-20 |
| 9762133 | AC-DC converter with output power suppression | Yuuichi Handa, Seiji Iyasu | 2017-09-12 |
| 9755528 | AC-DC converter with output power suppression | Yuuichi Handa, Seiji Iyasu | 2017-09-05 |
| 9742301 | Electric power conversion device and control circuit determining occurrence of an abnormality state | Masashi Hamamoto, Kenta Hatakenaka | 2017-08-22 |
| 9705397 | AC-DC converter with output power suppression | Yuuichi Handa, Seiji Iyasu | 2017-07-11 |
| 9692307 | Power conversion apparatus | Seiji Iyasu, Yuuichi Handa | 2017-06-27 |
| 9621046 | Power converter for driving a switch based on current command and current flowing therein | Hirofumi Kinjo, Keiji Shigeoka, Yuji Hayashi | 2017-04-11 |
| 9602008 | Power conversion apparatus and method for controlling power conversion apparatus | Kenji Tomita, Shinya Goto, Katsutoyo Misawa, Yuuichi Handa, Seiji Iyasu | 2017-03-21 |
| 9577535 | Power conversion apparatus | Norihito Kimura, Yuji Hayashi | 2017-02-21 |
| 9444246 | Power converter with switching element | Yuji Hayashi | 2016-09-13 |
| 9343973 | Power conversion apparatus | Norihito Kimura, Yuji Hayashi | 2016-05-17 |
| 9294001 | Power converter with dead-time control function | Norihito Kimura, Yuji Hayashi, Kenji Tomita | 2016-03-22 |
| 9184736 | Current mode controlled power converter | Hirofumi Kinjou, Yuji Hayashi, Keiji Shigeoka | 2015-11-10 |
| 9071149 | Electric power conversion circuit | Hirofumi Kinjou, Keiji Shigeoka, Yuji Hayashi, Kenji Tomita | 2015-06-30 |
| 8526204 | Power converter with electrical switching element | Shinya Goto, Kanretsu Kin, Tsuyoshi Yamashita | 2013-09-03 |
| 7773399 | Control apparatus for inhibiting synchronous-rectifier switching elements at low output current in a voltage transforming apparatus | Tsuyoshi Yamashita, Yuji Hayashi | 2010-08-10 |
| 7697310 | Control apparatus for inhibiting synchronous-rectifier switching elements at low output current for a voltage transforming apparatus | Tsuyoshi Yamashita | 2010-04-13 |
| 7405953 | Driving circuit for power switching device | Tsuyoshi Yamashita, Tsuyoshi Hosoda, Yuji Hayashi | 2008-07-29 |
| 5546061 | Plunger type electromagnetic relay with arc extinguishing structure | Athuo Okabayashi, Toshihiko Sugiura | 1996-08-13 |
| 5256732 | Method for the continuous bulk polymerization for impact resistant styrene resin | Tsuyoshi Morita | 1993-10-26 |
| 4760466 | Image scanner controller | — | 1988-07-26 |