http://forum.rpc1.org/dl_firmware.php?category=4&manufactor=109
There seems to be some confusion, but it does look like it may be a Liteon OEM - is it a "Liteon Short" casing - the current Liteons tend to be about 2cm shorter than every other drive, and the OEM versions generally share this feature - not seen on any other drives.
Not sure if other "classic" Liteon features remain in ALL OEMs.
The "pinch" in the vertical bow of the tray front (seems to be the same profile all the way on some of them.
The rounded rectangle eject button (so far, always), the rounded end LED (some have a plain rectangle), and the emergency eject hole dead centre above the volume thumbwheel.