CY

Chih-Shan Yu

HA Harvatek: 1 patents #39 of 61Top 65%
JC Jiaxing Super Lighting Electric Appliance Co.: 1 patents #65 of 96Top 70%
Overall (All Time): #1,689,964 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12200839 LED filament and light bulb using LED filament Tao Jiang, Lin Zhou, Ming-Bin Wang, Rong-Huan Yang, Ji-Feng Xu +3 more 2025-01-14
7701124 White light-emitting device having a cap layer formed from a mixture of silicon and a phosphor blend Bily Wang, Jonnie Chuang, Chuanfa Lin 2010-04-20