Gyeonggi-do
South Korea
4
2016-07-14
The entities that hold a legal rights for patent applications filed by inventor CHA Soon-Wook:
Soon-Wook CHA from Gyeonggi-do, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
Organic light-emitting diode with high efficiency and long lifetime
#2 | 2014-06-12Organic light emitting diode device and liquid crystal type emitting material for the same
#3 | 2010-07-01Organic light emitting material and organic light emitting device using the same
#4 | 2007-08-02Display device and method of manufacturing
793884 ⎘