QF

Qian Fang

OC On-Bright Electronics (Shanghai) Co.: 3 patents #8 of 26Top 35%
📍 Shanghai, TX: #25 of 89 inventorsTop 30%
Overall (2025): #49,850 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12362650 Switch-mode power converters with control of turning off transistors for zero-voltage switching Yun Sun, Lieyi Fang 2025-07-15
12323067 Control systems and methods for turning off transistors associated with auxiliary windings and turning on transistors associated with primary windings Yun Sun, Penglin Yang, Yuan Lin 2025-06-03
12301092 Systems and methods for resistance adjustment related to switch-mode power converters Yaozhang Chen, Liqiang Zhu 2025-05-13