Inventor

KIM CHEOL HO

KR20 patents

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

KIM CHEOL HO

ELECTRONICS & TELECOMMUNICATIONS RES INST

Semiconductor plasma antenna apparatus

Voltage comparator, voltage comparison method of the same, and reset method of the same

Switch mode power supply using a reconfigurable delta-sigma modulator and method of driving the same

Semiconductor-based beamforming antenna

Plasma antenna

Impedance matching circuit of communication apparatus

High frequency signal amplifier including balun

HYUNDAI MOTOR CO LTD

Laser radar for vehicle using reflector and method for controlling the same

Copper clad laminate for vehicle LED lamp, printed circuit board including the same, and manufacturing method thereof

Copper clad laminate, printed circuit board including the same, and manufacturing method of the same

HANWHA TECHWIN CO LTD

Method, apparatus, and computer program for correcting optical axis of zoom lens

Method of maintaining tilt angle, method of controlling tilting, and surveillance camera

SKC CO LTD

Method for producing polyamide-imide film

Method for preparing polyamide-imide film

UNIV SOGANG RES & BUSINESS DEVELOPMENT FOUND

Nb-doped nickel oxide-zirconia composite catalyst and process for preparing the same

N-doped three dimensional carbon nanostructure, method of preparing the same, and supercapacitor electrode including the same

KIM CHEOL HO

Lane departure warning method and system using virtual lane-dividing line

IM CHANG GYU

Polycarbonate resin composition for flame retardant film, flame retardant film including the resin composition and method for producing the flame retardant film

ULSAN CHEMICAL CO LTD

Catalyst for preparation of pentafluoroethane and preparation method thereof

LEE JAE WOO

Method for the fast formation of a gas hydrate