Inventor

CHOI JUNGKYU

JP35 patents

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

CHOI JUNGKYU

UNIV KOREA RES & BUS FOUND

Method of post-treating zeolite membranes by using dye molecules

Method of preparing perm-selective porous membrane and method of separating gases using porous membrane prepared thereby

Method of controlling structure of defects in MFI zeolite membranes

CHA zeolite membrane and method of preparing the same

CHA zeolite membrane and method of preparing the same

Method of preparing CO2-selective membranes by controlling calcination process including rapid thermal processing and membranes produced thereby

Separator membrane having hierarchical structure comprising mesopores, production method therefor and xylene separation method using same

Method of fabricating organic structure directing agent-free CHA type zeolite membrane and membrane fabricated thereby

Hydrocarbon adsorption and desorption complex comprising zeolite with controlled cation ratio and preparation method therefor

Method of preparing heterogeneous zeolite membranes

Method of preparing heterogeneous zeolite membranes

Method of preparing zeolite nanosheet via simple calcination process and zeolite nanosheet particle prepared thereby

Method of controlling structure of defects in chabazite zeolite membranes through low temperature heat treatment

Gas separation membrane containing heterogeneous zeolites and preparation method thereof

Method of preparing decadodecasil 3R type zeolite membranes and membranes prepared thereby

Hydrocarbon adsorption and desorption complex comprising zeolite with controlled cation and preparation method therefor

Hydrocarbon adsorption and desorption complex including gas adsorbing portion and reinforcing portion and method for preparing the same

Selective sonication-assisted deposition method of inorganic particles and CHA zeolite membranes grown from seeded layers on substrates using the method and plate-like Si-CHA zeolite particles used for seed layer formation and manufacturing method of the same

Chabazite zeolite membrane having pore size controlled by using chemical vapor deposition and method of preparing the same

NISSAN MOTOR

Radiator grille for vehicle

Front bumper for automobile

Rear spoiler for an automobile

Bumper for vehicle

Surface configuration of a vehicle body, toy, and/or replica

LG ELECTRONICS INC

Electronic device and method for controlling the same

Mobile terminal and method for recognizing voice thereof

Mobile terminal and control method therefor

Method and electronic device for easily searching for voice record

Electronic device and method for controlling the same

HYUNDAI MOTOR CO LTD

Method for preparing a hydrocarbon adsorption catalyst, a hydrocarbon adsorption catalyst prepared thereby, and a hydrocarbon trap comprising the same

Hydrocarbon adsorbent

Catalyst for reducing carbon monoxide and hydrocarbon, and method for preparing the same

JANG SEOKBOK

Electronic device and method for controlling the same

KIM JUHEE

Electronic device and method of operating the same

TSAPATSIS MICHAEL

Molecular sieve membranes and thermal treatment methods of making the same