Sony Mobile Display Corporation was a subsidiary of Sony Corporation and produced Low-temperature polysilicon, amorphous silicon TFT LCD panels, organic EL displays and touch screens for use in mobile products such as camcorders, digital cameras, mobile phones, automobiles, etc.

On March 31, 2005, Sony and Toyota Industries acquired International Display Technology Corporation (IDTech) and renamed it to ST Mobile Display Corporation (STMD).

On December 1, 2007, STLCD and STMD were merged to form Sony Mobile Display Corporation.

On June 30, 2009, Epson and Sony agreed to transfer certain business assets relating to small-and medium-sized TFT LCD operations.

On June 1, 2010, Sony Mobile Display sold the Yasu plant to Kyocera Corporation.