LC

Li Cheng

SB Signify Holding B.V.: 1 patents #137 of 462Top 30%
Overall (2019): #372,492 of 560,194Top 70%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10254521 Optical collimator for LED lights Li Sun, Yun-Li Li, Yan Sun 2019-04-09