Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7173582 | Current drive circuit and image display device | Kouichi Iguchi | 2007-02-06 |
| 6882186 | Driving circuit and constant current driving apparatus using the same | — | 2005-04-19 |
| 6774877 | Current driver circuit and image display device | Koichi Iguchi | 2004-08-10 |
| 6734836 | Current driving circuit | — | 2004-05-11 |
| 4509494 | Pulse width control circuit | Hirokazu Fukaya | 1985-04-09 |
| 4469082 | Pulse width control circuit in which a feedback amount is varied depending upon an operating temperature | Hirokazu Fukaya | 1984-09-04 |