Ji-un Kim

2 Patents

• US125141182025

  Heterocyclic Compound, Organic Light Emitting Device Comprising the Same, Method for Manufacturing the Same and Composition for Organic Material Layer of Organic Light Emitting Device

  LT MATERIALS CO., Ltd.

  0 cites
• US118126232023

  Hetero-cyclic Compound and Organic Light Emitting Device Using the Same

  LT MATERIALS CO., Ltd.

  0 cites