YS

Yanyan Sun

JC Jiashan Sansi Photoelectric Technology Co.: 1 patents #3 of 20Top 15%
SC Shanghai Sansi Electronic Engineering Co.: 1 patents #19 of 46Top 45%
SC Shanghai Sansi Technology Co.: 1 patents #19 of 47Top 45%
Overall (All Time): #1,701,418 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1066710 Chest massager — 2025-03-11
D721828 LED lamp Ming-Tsung Chen, Zheng Jia, Fengqin Yang 2015-01-27