Chungcheongbuk-do
Korea (South)
3
2024-01-04
Jun-young MOON from Chungcheongbuk-do, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
POLYCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE USING SAME
#2 | 2023-12-21POLYCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE USING SAME
#3 | 2023-11-16POLYCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE USING SAME
5911950 ⎘