The present invention concerns an active-matrix addressed TFT substrate using a thin film transistor, a manufacturing method and an anodic oxidation method thereof, a liquid crystal display panel using the TFT substrate and a liquid crystal display equipment using the liquid crystal display...http://www.google.com.au/patents/US5672523?utm_source=gb-gplus-sharePatent US5672523 - Thin film transistor substrate, manufacturing method thereof, liquid crystal display panel and liquid crystal display equipment 
