Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9908645 | Portable container and method of manufacturing the same | — | 2018-03-06 |
| 8890416 | LED driving device | Yan Li, Ruei-Ming Gan | 2014-11-18 |
| 8884538 | Light-emitting diode driving circuit | Yan Li | 2014-11-11 |
| 8344636 | Fixed frequency dimming method and fixed frequency dimming circuit for light emitting module | — | 2013-01-01 |
| 7915836 | Light-emitting diode driving circuit | — | 2011-03-29 |
| 6871389 | Workpiece feeder for a cutting metal-working machine or the like | — | 2005-03-29 |
| 6119330 | Fully automatic cutting metal-working machine | — | 2000-09-19 |