DZ

Derek Zheng

SB Signify Holding B.V.: 2 patents #462 of 1,458Top 35%
PB Philips Lighting Holding B.V.: 1 patents #438 of 962Top 50%
Overall (All Time): #1,409,383 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11259381 LED driver and LED lighting system for use with a high frequency electronic ballast Haimin Tao, Brian Zhang 2022-02-22
11006490 Electronic ballast interface circuit Xianhui Zhang, Zhi Quan Chen, Huojun Long, Wen Ran, Haimin Tao 2021-05-11
10136482 Lighting driver, lighting system and control method Xianhui Zhang 2018-11-20