Inventor

KOO JA CHOON

KR17 patents

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

KOO JA CHOON

SAMSUNG ELECTRONICS CO LTD

Actuator resonance tester for a disk drive

Polymer and polymer actuator comprising the same

Fluid dynamic bearing and hard disk drive employing the same

Disk holder for off-line servo-track writer

Blood pressure meter using viscoelasticity of cuff and mobile terminal having the same

Outer hub assembly and spindle motor including the same in hard disk drive and method for servo-track writing

RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV

Rotary actuator

Apparatus and method for controlling robot

CHOI SEUNG-TAE

Polymer and polymer actuator comprising the same

SAMSUNG ELECTRO MECH

Electroactive solid-state actuator and method of manufacturing the same

CHUNG WAN KYUN

Mobile robot and clinical test apparatus using the same

CHOI HYOUK-RYEOL

Active skin for conformable tactile interface

KOO JA CHOON

Capacitor sensor capable of controlling sensitivity

KWON JONG-OH

Solid electrolyte polymer, polymer actuator using cross-linked polyvinylidene fluoride-based polymer, and method of manufacturing the polymer actuator

GENOMINE INC

Phytochrome-interacting protein and a use thereof

HONG SANG JOON

Actuator, stage device, and exposure apparatus

THE CATHOLIC UNIV OF KOREA INDUSTRY-ACADEMIC COOP FOUND

Respiration mimic device