JQ

Jinrong Qian

Philips: 4 patents #60 of 1,994Top 4%
📍 Plano, TX: #16 of 458 inventorsTop 4%
🗺 Texas: #342 of 8,709 inventorsTop 4%
Overall (2003): #15,812 of 273,478Top 6%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6630797 High efficiency driver apparatus for driving a cold cathode fluorescent lamp DaFeng Weng 2003-10-07
6519164 Single power stage AC/DC forward converter with power switch voltage clamping function DaFeng Weng 2003-02-11
6512352 Active clamp step-down converter with power switch voltage clamping function 2003-01-28
6507174 Voltage regulator with clamping circuit 2003-01-14