Inventor
WOO DEOK HA
KR31 patents
⚠️ This page may combine multiple inventors who share the name “WOO DEOK HA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOREA INST SCI & TECH
28 patentsUS6804047B2Oct 12, 2004
All-optical or gate embodied by using semiconductor optical amplifiers
KOREA INST SCI & TECH20 citations92
US6424438B1Jul 23, 2002
Apparatus and method for realizing all-optical NOR logic device
KOREA INST SCI & TECH22 citations92
US6624929B2Sep 23, 2003
All-optical logic AND operation in a SOA-based Mach-Zehnder interferometer
KOREA INST SCI & TECH20 citations91
US8999820B2Apr 7, 2015
Fabricating method of carbon nanotube-based field effect transistor and carbon nanotube-based field effect transistor fabricated thereby
KOREA INST SCI & TECH8 citations81
US6801349B2Oct 5, 2004
Implementation method of an all-optical half adder by using SOA-based devices and an apparatus thereof
KOREA INST SCI & TECH12 citations74
US7248400B2Jul 24, 2007
Embodying equipment and method for an all-optical or logic gate by using single SOA
KOREA INST SCI & TECH7 citations73
US7123407B2Oct 17, 2006
Apparatus and method for realizing all-optical NOR logic device using gain saturation characteristics of a semiconductor optical amplifier
KOREA INST SCI & TECH10 citations73
US9825421B2Nov 21, 2017
Single pulse laser apparatus
KOREA INST SCI & TECH3 citations72
US9188485B1Nov 17, 2015
Apparatus and method for extreme ultraviolet spectrometer calibration
KOREA INST SCI & TECH6 citations72
US9793677B1Oct 17, 2017
Single pulse laser apparatus
KOREA INST SCI & TECH4 citations71
US6930826B2Aug 16, 2005
All-optical XOR gate by using semiconductor optical amplifiers
KOREA INST SCI & TECH7 citations71
US9261714B2Feb 16, 2016
Plasmonic all-optical switch and light control method using the same
KOREA INST SCI & TECH4 citations69
US7037739B2May 2, 2006
Fabrication method of an epilayer structure InGaAsP/InP ridge waveguide phase modulator with high phase modulation efficiency
KOREA INST SCI & TECH2 citations61
US11649221B2May 16, 2023
Method of isolating tetrahydrocannabinol from Cannabis plant and use thereof
KOREA INST SCI & TECH0 citations60
US11458087B2Oct 4, 2022
Method of isolating cannabidiol from Cannabis plant and use thereof
KOREA INST SCI & TECH0 citations58
US11175186B2Nov 16, 2021
Optical imaging apparatus using metamaterial and optical imaging method using metamaterial
KOREA INST SCI & TECH0 citations51
US10130254B2Nov 20, 2018
Cell-level retinal disease detection apparatus
KOREA INST SCI & TECH1 citations51
US9844125B2Dec 12, 2017
Apparatus for generating extreme ultra-violet beam using multi-gas cell modules
KOREA INST SCI & TECH1 citations51
US9124067B2Sep 1, 2015
Pulse laser apparatus
KOREA INST SCI & TECH1 citations51
US9188484B2Nov 17, 2015
Apparatus and method for calibrating extreme ultraviolet spectrometer
KOREA INST SCI & TECH1 citations50
US11946920B2Apr 2, 2024
Hydrogen sensor having vertical nanogap structure and method for manufacturing the same
KOREA INST SCI & TECH0 citations49
US9994007B2Jun 12, 2018
Apparatus for graphene wet transfer
KOREA INST SCI & TECH0 citations49
US9831452B2Nov 28, 2017
Method for forming PN junction in graphene with application of DNA and PN junction structure formed using the same
KOREA INST SCI & TECH0 citations49
US8818492B2Aug 26, 2014
Apparatus and method for measuring ganglion cells
KOREA INST SCI & TECH1 citations49
US9903761B2Feb 27, 2018
Photoreceptor protein-based spectrophotometer, method for manufacturing the same and method for light detection using the same
KOREA INST SCI & TECH0 citations48
US11660744B2May 30, 2023
Module-type robot control system
KOREA INST SCI & TECH0 citations47
US11390531B2Jul 19, 2022
Mesoporous silica film structure having ultra-large pore and method of manufacturing the same
KOREA INST SCI & TECH0 citations47
US9442115B2Sep 13, 2016
Method of analyzing binding efficiency of adhesive nanoparticles
KOREA INST SCI & TECH0 citations39