Inventor

JOO JIHO

KR29 patents

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

JOO JIHO

ELECTRONICS & TELECOMMUNICATIONS RES INST

Thermo-optic optical switch

Wavelength division multiplexer

Optical coupler

Photodetector

Wavelength combiner unit and arrayed waveguide grating having the same

Optical input/output device, optical electronic system including the same, and method of manufacturing the same

Three-dimensional optical switch

Optical coupling device and method for manufacturing the same

Electronic device and its repair method

Method of manufacturing electric device

Semiconductor package with intermetallic-compound solder-joint comprising solder, UBM, and reducing layer materials

Wire for electric bonding

Method for manufacturing semiconductor package

Opto-electronic system including optical input/output device

Method of manufacturing optical input/output device

Optical switch

Method for transferring and bonding of devices

Optical coupling device

KOREA ELECTRONICS TELECOMM

Optical coupler and optical device including the same

Flat-top mode generating device and arrayed waveguide grating having the same

Optical coupler having self-focusing region and arryed-waveguide grating structure including the same

Method of manufacturing semiconductor lasers

SUH DONGWOO

Germanium photodetector and method of fabricating the same

Waveguide photo-detector

Waveguide photo-detector

KIM SANG HOON

Methods of forming photo detectors

Light detection devices and methods of manufacturing the same

KIM IN GYOO

Semiconductor laser device and method of fabricating the same

KIM GYUNGOCK

Electro-optic modulating device