Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7436125 | Light emitting diode drive circuit | — | 2008-10-14 |
| 7193871 | DC-DC converter circuit | — | 2007-03-20 |
| 6828793 | Battery voltage detecting circuit | — | 2004-12-07 |
| 6624614 | Charge and discharge controller | — | 2003-09-23 |
| 6542344 | Switching regulator | — | 2003-04-01 |
| 5949233 | Circuit for detecting overcharging and overdischarging | — | 1999-09-07 |