Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8450705 | Lighting apparatus for nail beauty | Chien-Yuan Chen, Chien-Chung Chen, Mei-Chun Chiu | 2013-05-28 |
| D669200 | LED light bulb | Chien-Yuan Chen | 2012-10-16 |
| 8021019 | Light-emitting diode lighting device with multiple-layered source | Chien-Yuan Chen, Yi-Sheng Chen | 2011-09-20 |
| 7869213 | Heat dissipation device of notebook computer | Chien-Yuan Chen, Yi-Sheng Chen | 2011-01-11 |