Inventor

CHANG HSI CHEN

TW3 patents

⚠️ This page may combine multiple inventors who share the name “CHANG HSI CHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MIDAS WEI TRADING CO LTD

2 patents

US7902763B2Mar 8, 2011

Piezoelectric cascade resonant lamp-ignition circuit

MIDAS WEI TRADING CO LTD4 citations55

US7683554B2Mar 23, 2010

High-voltage lamp-ignition piezoelectric oscillator

MIDAS WEI TRADING CO LTD2 citations55

(unassigned)

1 patent

US6611113B2Aug 26, 2003

Cool cathode tube control circuit

1 citations34