Seoul
South Korea
17
2025-12-25
The entities that hold a legal rights for patent applications filed by inventor AHN HeeChoon:
HeeChoon AHN from Seoul, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
#2 | 2024-01-11HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE ORGANIC LIGHT-EMITTING DEVICE
#3 | 2023-11-09ORGANIC LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME
#4 | 2023-11-09HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE ORGANIC LIGHT-EMITTING DEVICE
#5 | 2023-11-09HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE ORGANIC LIGHT-EMITTING DEVICE
#6 | 2023-07-20LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
#7 | 2023-07-13LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
#8 | 2023-06-15LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
#9 | 2023-04-27LIGHT-EMITTING ELEMENT AND AROMATIC COMPOUND FOR THE SAME
#10 | 2023-04-27LIGHT EMITTING ELEMENT
#11 | 2023-03-30ORGANIC LIGHT-EMITTING DEVICE
#12 | 2022-05-05ELECTROLUMINESCENCE DEVICE
#13 | 2022-02-10Organic electroluminescence device
#14 | 2022-01-27ORGANIC ELECTROLUMINESCENT ELEMENT AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENT ELEMENT
#15 | 2021-03-04Organic electroluminescence device and polycyclic compound for organic electroluminescence device
#16 | 2021-01-21ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
#17 | 2020-10-15ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
2881236 ⎘