Inventor

CHOI WON-KOOK

KR31 patents

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

CHOI WON-KOOK

KOREA INST SCI & TECH

Method for making electrical and electronic devices with vertically integrated and interconnected thin-film type battery

Apparatus for surface modification of polymer, metal and ceramic materials using ion beam

Process for modifying surfaces of materials, and materials having surfaces modified thereby

Process for modifying surfaces of polymers, and polymers having surfaces modified by such process

Process for modifying surfaces of materials, and materials having surfaces modified thereby

AC-driven light emitting device having single active layer structure and manufacturing method thereof

Apparatus for surface modification of polymer, metal and ceramic materials using ion beam

Process for modifying surfaces of nitride, and nitride having surfaces modified thereby

Method for fabricating ZnO thin film for ultraviolet detection and emission source operated at room temperature, and apparatus therefor

Anti-reflection nano-coating structure

Method for modifying metal surface

C and N-doped titaniumoxide-based photocatalytic and self-cleaning thin films and the process for production thereof

Thin film deposition apparatus

Zinc oxide-polycyclic aromatic hydrocarbon quantum dot capable of blue light emission and manufacturing method thereof

Method of manufacturing thin film transistor

Light emitting diode using zinc oxide-aminopyrene core-shell quantum dots

Flexible transparent electrode structure having superior light transmittance, water permeation resistance and oxygen permeation resistance, method for preparing the same, and organic optoelectronic device using the same

Dielectric thin film composition showing linear dielectric properties

Fabrication method of LiCoO2 nano powder by surface modification of precursor

Fabrication method of blue light emitting ZnO thin film phosphor

Carbon fiber composition including graphene nano-powder and fabrication method for carbon fiber using the same

Adhesive strength increasing method for metal thin film

Zinc oxide-based quantum dot aggregate capable of emitting white light

Manganese tin oxide based transparent conducting oxide and transparent conductive film and method for fabricating transparent conductive film using the same

P-type transparent oxide semiconductor, transistor having the same, and manufacture method of the same

Pretreatment method for a substrate surface using ion beam radiation and nitride thin film forming method using thereof

KOREA GAS CORP

Sensor having tin oxide thin film for detecting methane gas and propane gas, and process for manufacturing thereof

Tinoxide thin film, preparation thereof, and gas detecting sensor using thereof

CHOI WON-KOOK

Hybrid electric device using piezoelectric polymer substrate

CHOI WON KOOK

Method for producing graphene by chemical exfoliation

LG ELECTRONICS INC

Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning