YL

Yu Min Li

EP Epistar: 3 patents #302 of 732Top 45%
IO Interlight Optotech: 3 patents #6 of 13Top 50%
KC Kaistar Lighting(Xiamen) Co.: 2 patents #18 of 58Top 35%
HO Huga Optotech: 1 patents #26 of 42Top 65%
Overall (All Time): #713,957 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10989363 LED filament and LED bulb with LED filament Chien-Li Yang, Yu-Chun Chung 2021-04-27
10907772 LED lamp and LED emitter of the same Wenbo Ma, Qiurong Liao, Kuo-Hsin CHANG, Chung-Ping Lai 2021-02-02
10788164 LED emitter and LED lamp having the same Wenbo Ma, Qiurong Liao, Kuo-Hsin CHANG, Chung-Ping Lai 2020-09-29
10215342 LED filament and LED bulb with LED filament Chien-Li Yang, Yu-Chun Chung 2019-02-26
9874318 LED assembly and LED bulb using the same Hwa Su, Tzu-Chi Cheng, Hong-Zhi Liu 2018-01-23
9115875 LED light lamps using stack effect for improving heat dissipation Hwa Su, Tzu-Chi Cheng, Hong-Zhi Liu 2015-08-25
8450748 Solid state light emitting device Hwa Su, Hsi-Yan Chou, Yu-Chou Hu, Chih-Wei Huang, Tzu-Chi Cheng 2013-05-28