Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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ChiWing Keung — 2 Patents

ACApt Electronics Co.: 2 patents #5 of 17Top 30%
Overall (All Time): #1,837,773 of 4,157,543Top 45%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11367811 White light emitting diode and backlight module Shuguang Yao, Chuiming Wan, Xiaofeng Long, Zhaoming ZENG, Guowei David Xiao 2022-06-21
11271142 Red luminophor, LED device and method for making the LED device Chuiming Wan, Zhaoming ZENG, Shuguang Yao, Ru-Shi Liu, Guowei David Xiao 2022-03-08