YD

Yun Fei Duan

SB Signify Holding B.V.: 2 patents #462 of 1,458Top 35%
Overall (All Time): #1,875,628 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10986713 Retrofit lamp and a lighting system using the same Dmytro Viktorovych Malyna, Luna X Zhang, Yuangiang Liu, Gu Chen, Tijmen Cornelis Van Bodegraven +5 more 2021-04-20
D902447 LED bulb Wang-Yang Li, Xiaoqing Duan, Mo Ling Gen, Wang Tzu Wei, Yong Joon Hwang +2 more 2020-11-17