Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10871812 | Power supply circuit and electronic device | Kazuya Okamoto | 2020-12-22 |
| 9641062 | Switching power supply, method for controlling switching power supply, and power supply system | Koichi Onodera | 2017-05-02 |
| 8488332 | Function expansion device, manufacturing method thereof and electronic apparatus system | Susumu Eguchi, Yusaku Fujiishi | 2013-07-16 |
| 8347494 | Electronic component mounting method | Yusaku Fujiishi | 2013-01-08 |
| 7724552 | Power supply | Kazuhiko Itakura, Isamu Aoki | 2010-05-25 |
| 7132921 | Power supply module and electronic apparatus using the same | Susumu Eguchi, Kazuhiko Itakura | 2006-11-07 |
| 6911808 | Power supply apparatus having a reference voltage register and method of controlling | — | 2005-06-28 |
| 6855891 | Card edge connector, method of manufacturing same, electronic card and electronic equipment | Susumu Eguchi | 2005-02-15 |
| 6778417 | Electric-power supplying devices switching between a synchronous rectification and a diode rectification by gradually altering a switching pulse | Kazuhiko Itakura, Kazutoshi Fuchigami, Tsunehiro Ohno | 2004-08-17 |
| 6204650 | Power supply apparatus and method of controlling power supply circuit for generating a DC output | — | 2001-03-20 |
| 6194883 | Power supply apparatus and method of controlling power supply circuit | — | 2001-02-27 |
| 6177786 | Power supply apparatus and method of controlling power supply circuit | — | 2001-01-23 |
| 6169675 | DC/DC converter with improved operation of plural parallel synchronous rectifiers | Shigeharu Yamashita, Kazutoshi Fuchigami | 2001-01-02 |
| 6163143 | Power supply apparatus and method of controlling power supply circuit | — | 2000-12-19 |
| 5932938 | Switching power supply unit | — | 1999-08-03 |
| 5737202 | Redundant power supply system | — | 1998-04-07 |
| 5726869 | Synchronous rectifier type DC-to-DC converter in which a saturable inductive device is connected in series with a secondary-side switching device | Shigeharu Yamashita, Kazutoshi Fuchigami, Tetsuya Yamamoto, Shinichi Otsu, Sentarou Tokimi | 1998-03-10 |
| 5724235 | Overcurrent protecting device for use in DC--DC converter | Sentarou Tokimi, Tohru Futakawa, Hiroyuki Suzuki | 1998-03-03 |
| 5691631 | Power supply apparatus | Ryuichi Yanagisawa, Shinichi Ohtsu | 1997-11-25 |