Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9485817 | Control circuit of light emitting element | Yoshio Fujimura | 2016-11-01 |
| 9148919 | Method for mitigating flicker | Kojima Hiroyuki | 2015-09-29 |
| 9137868 | Light emitting element driving circuit | Feng Xu, Tomoyuki Goto | 2015-09-15 |
| 9125265 | Light-emitting device control circuit | Hiroyuki Kojima, Noriaki Okada, Kazuhiko Saito, Feng Xu | 2015-09-01 |
| 8912780 | Switching control circuit | Iwao Fukushi, Masahiro Maruki | 2014-12-16 |
| 8786348 | Control circuit of light-emitting element | Yoshio Fujimura | 2014-07-22 |
| 8736194 | LED dimmer circuit | Tomoyuki Goto, Feng Xu | 2014-05-27 |
| 7463236 | Driver circuit | Takashige Ogata, Tatsuya Suzuki | 2008-12-09 |
| 7212066 | Charge pump circuit | — | 2007-05-01 |
| 6707335 | Control method of charge-pump circuit | Takao Myono | 2004-03-16 |