WR

Wen Ran

SB Signify Holding B.V.: 1 patents #720 of 1,458Top 50%
Overall (All Time): #2,726,895 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
11006490 Electronic ballast interface circuit Xianhui Zhang, Derek Zheng, Zhi Quan Chen, Huojun Long, Haimin Tao 2021-05-11