Patents/Inventors

Ji-hwan Kim

Cheongju-siKR22 patents

19 Patents

US125655092026
Polycyclic Aromatic Derivative Compound and Organic Light-emitting Device Using Same
SFC CO., Ltd
0 cites
US125605532026
Laser Crystallization Monitoring Device and Method of Laser Crystallization Monitoring Using the Same
SAMSUNG DISPLAY CO., Ltd.
0 cites
US125288302026
Polycyclic Compound and Organic Electroluminescent Device Using the Same
SFC Co., Ltd.
0 cites
US124599622025
Polycyclic Compound and Organic Light Emitting Device Using the Same
SFC CO., Ltd
0 cites
US124565362025
Integrated Circuit Chip and Die Test Without Cell Array
SK Hynix Inc.
0 cites
US124284292025
Amine Compound and Organic Light-emitting Diode Including Same
SFC CO., Ltd.
0 cites
US123253542025
Armrest Lighting Control Device for Vehicle
Hyundai Transys Inc.
0 cites
US122812482025
Organic Light-emitting Element Using Polycyclic Aromatic Derivative Compound
HODOGAYA CHEMICAL CO., Ltd.
0 cites
US122849142025
Organic Light-emitting Compound and Organic Light-emitting Diode Comprising Same
SFC CO., Ltd.
0 cites
US122680532025
Method of Manufacturing Display Device
SAMSUNG DISPLAY CO., Ltd.
0 cites
US122084662025
Laser Irradiation Apparatus
SAMSUNG DISPLAY CO., Ltd.
0 cites
US121854822024
Armrest Touch Screen Device with Water Discharge Function
Mobase Electronics Co., Ltd.
0 cites
US121376132024
Polycyclic Compound and Organoelectro Luminescent Device Using Same
SFC Co., Ltd.
0 cites
US120090432024
Integrated Circuit Chip and Die Test Without Cell Array
SK Hynix Inc.
0 cites
US120109152024
Organic Light-emitting Diode Having Long Lifespan, Low Voltage, and High Efficiency Property
SFC CO., Ltd.
0 cites
US119858912024
Polycyclic Aromatic Compounds and Organic Electroluminescent Devices Using the Same
SFC Co., Ltd.
0 cites
US119728252024
Integrated Circuit Chip and Die Test Without Cell Array
SK Hynix Inc.
0 cites
US119618512024
Laser Apparatus and Manufacturing Method of Display Apparatus Using the Same
Samsung Display Co., Ltd.
0 cites
US116109192023
Display Device and Method of Manufacturing the Same
Samsung Display Co., Ltd.
0 cites