DW

Da Feng Weng

Philips: 2 patents #105 of 1,284Top 9%
PA Philips Electronics North America: 1 patents #14 of 111Top 15%
🗺 Massachusetts: #363 of 6,384 inventorsTop 6%
Overall (2002): #30,893 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6496012 Apparatus and method for detecting a short circuit in a lighting system Chin-Tang Chang 2002-12-17
6473318 Leakage energy recovering system and method for flyback converter Jinrong Qian 2002-10-29
6356035 Deep PWM dimmable voltage-fed resonant push-pull inverter circuit for LCD backlighting with a coupled inductor 2002-03-12