HC

Hsi Chen Chang

CL Champion Elite Company Limited: 2 patents #3 of 6Top 50%
MC Midas Wei Trading Co.: 2 patents #3 of 6Top 50%
📍 Hualien City, TW: #53 of 223 inventorsTop 25%
Overall (All Time): #1,559,382 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7902763 Piezoelectric cascade resonant lamp-ignition circuit Tao Wei, Ming Shing Chou 2011-03-08
7683554 High-voltage lamp-ignition piezoelectric oscillator Tao Wei, Ming Shing Chou 2010-03-23
6611113 Cool cathode tube control circuit Jui Piao Yang 2003-08-26