Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D582578 | Light emitting diode light bulb | Cheng-Hung Tsai, Chia-Hui Kao, Hong-Wen Yu | 2008-12-09 |
| D582579 | Light emitting diode light bulb | Cheng-Hung Tsai, Chia-Hui Kao, Hong-Wen Yu | 2008-12-09 |