Inventor

OH SUNG-KOOG

KR19 patents

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

OH SUNG-KOOG

SAMSUNG ELECTRONICS CO LTD

Optical fiber preform having barrier layers for hydroxyl (OH) radicals

Optical fiber preform having OH barrier and fabrication method thereof

Optical fiber preform having OH barrier and manufacturing method thereof

Optical fiber for long-distance optical communication network

Optical fiber for metro network

Optical fiber drawing system for non-contact control of polarization mode dispersion of optical fiber

Apparatus and method for measuring residual stress and photoelastic effect of optical fiber

Optical fiber preform manufacturing apparatus

Apparatus and method for manufacturing optical fiber preform by MCVD

Cooler of optical fiber draw tower

Double-coated optical fiber

Method for reducing hydrogen sensitivity of optical fiber

Photonic crystal fiber preform and photonic crystal fiber manufactured using the same

Optical fiber for high-speed fiber-drawing process and coating concentricity monitor

Residual stress measuring device for optical fiber

Optical fiber for metro network

Optical fiber coating device having cooler

SAMSUNG ELECTRONCIS CO LTD

Optical fiber preform manufacturing method for shrinkage and closing of deposited tube

TAIHAN FIBEROPTICS CO LTD

Ultra-low-loss optical fiber, and method and apparatus for producing same