HY

Hok San Yu

📍 Sha Tin, CN: #52 of 338 inventorsTop 20%
Overall (2019): #166,053 of 560,194Top 30%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10452113 Power supply switch with programmable switching decision Chung Fai Au Yeung, Chi-Hong Chan 2019-10-22
10418978 Duty cycle controller with calibration circuit Chung Fai Au Yeung, Gordon Chung 2019-09-17