Chengyong Lei

PB Philips Lighting Holding B.V.: 2 patents #286 of 962Top 30%

SB Signify Holding B.V.: 1 patents #720 of 1,458Top 50%

Overall (All Time): #1,445,629 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
10563856	Heat dissipation structure with splitted chimney structure	Jian Xue	2020-02-18
10006621	Heat dissipation structure with splitted chimney structure	Jian Xue	2018-06-26
9671101	Lighting device and luminaire	Yan Xiong, Bao Wang	2017-06-06