Lenovo's S-800 is a small phone which uses a 2" transparent PMOLED display. We don't have a lot of info on this phone yet...

The module maker is probably TDK, and the display driver IC is made by Dialog. We don't have any release date or price yet.

OLED type: 

2" transparent PMOLED, 320x200

Kyulux - Hyperfluoresence OLED emittersKyulux - Hyperfluoresence OLED emitters