YJ

Yu-Chang Jian

📍 Nanbianhu, TW: #13 of 28 inventorsTop 50%
Overall (All Time): #1,080,378 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12282923 Real and virtual identity verification circuit, system thereof and electronic transaction method Chia-Yu Sung, Yu-Chuan Jian, Yi-Fen Tsui 2025-04-22
D997344 Breast pump 2023-08-29
11151565 Identity verification circuit and system thereof Chia-Yu Sung, Yu-Chuan Jian, Yi-Fen Tsui 2021-10-19
11144922 Electronic transaction method Chia-Yu Sung, Yu-Chuan Jian, Yi-Fen Tsui 2021-10-12