Osan-si
South Korea
4
2020-10-01
The entities that hold a legal rights for patent applications filed by inventor LEE Gi Back:
Gi Back LEE from Osan-si, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
Heterocyclic compound and organic light emitting device comprising same
#2 | 2020-02-27Organic light-emitting device
#3 | 2019-10-17Heterocyclic compound and organic light emitting device using same
#4 | 2019-08-29Heterocyclic compound and organic light emitting element using same
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