Nanoco Group plc has acquired QLED Electroluminescent Display IP Patents. Posted on 11/28/2016 by Ron Klammer Posted in Mergers & Acquisitions Tagged Hardware & Systems QLED Electroluminescent Display IP Patents comprises a quantum dot electroluminescent displays (QLED) technology in which quantum dots can be used to replace the current materials in organic light emitting diode (OLED) displays.