Inventor

HWANG SEOKHWAN

KR140 patents

⚠️ This page may combine multiple inventors who share the name “HWANG SEOKHWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HWANG SEOKHWAN

SAMSUNG DISPLAY CO LTD

Condensed cyclic compound and organic light-emitting device including the same

Compound and organic light-emitting device including the same

Compound and organic light-emitting device including the same

Condensed cyclic compound and organic light-emitting device including the same

Organometallic compound, organic light-emitting device including the same, and organic light-emitting apparatus including the organic light-emitting device

Heterocyclic compound and organic light emitting device including the same

Organometallic compound and organic light-emitting device including the same

Heterocyclic compound and organic light-emitting device including the same

Organometallic compound and organic light emitting device including the same

Condensed cyclic compound and organic light-emitting device including the same

Substituted phosphines as components of organic light-emitting devices

Compound and organic light-emitting device including the same

Heterocyclic compound and organic light-emitting device including the same

Compound and organic light-emitting device comprising the compound

Condensed cyclic compound and organic light-emitting device including the same

Amine-based compound and organic light-emitting device including the same

Amine-based compound and organic light-emitting diode including the same

Amine-based compounds and organic light-emitting devices comprising the same

Condensed cyclic compound and organic light-emitting device including the same

Compound and organic light-emitting device including the same

Organic electroluminescence device and polycyclic compound for organic electroluminescence device

Heterocyclic compound and organic light-emitting device including the same

Condensed-cyclic compound and organic light-emitting device including the same

Heterocyclic compound and organic light-emitting device including the same

Heterocyclic compound and organic light-emitting device including the same

Condensed cyclic compound and organic light-emitting device including the same

Condensed cyclic compound and organic light-emitting device including the same

Organic light-emitting device and electronic apparatus including the same

Organic light-emitting device and electronic apparatus including the same

Organometallic compound, organic light-emitting device including the organometallic compound, and organic light-emitting apparatus including the organic light-emitting device

Light-emitting device including condensed cyclic compound, and electronic apparatus including the light-emitting device

Organometallic compound and organic light-emitting device including the same

Heterocyclic compound and organic light-emitting device including the same

Light-emitting device including condensed cyclic compound, and electronic apparatus including the light-emitting device

Heterocyclic compound and organic light-emitting device including the same

Organometallic compound and organic light-emitting device including the same

Aromatic compound and organic electroluminescence device including the same

Organic light-emitting device

Condensed cyclic compound and organic light-emitting device including the same

Organic light-emitting device and electronic apparatus including the same

Condensed cyclic compound and organic light-emitting device including the same

Heterocyclic compound and organic light-emitting device including the same

Heterocyclic compound and organic light-emitting device including the same

Light absorber and organic electroluminescence device including the same

Heterocyclic compound and organic light-emitting device including the same

Condensed cyclic compound and organic light emitting device including the same

Heterocyclic compound and organic light-emitting device including the same

Compound and organic light-emitting device including the same

Organic light-emitting device

SUNGWOO HITECH CO LTD

Rivet nut unit and mounting method thereof