Leadis

Leadis develops and markets mixed-signal semiconductors that enable and enhance the features and capabilities of small panel color displays used in mobile handset and consumer electronic devices.

Leadis used to make PMOLED display drivers, and also AMOLED ones using it's EPiC Technology. In January 2009 Leadis sold its driver business to Korea based AsTEK, although Leadis remained the owner of the AMOLED EpiC technology IP.

Leadis' web page