Inventor
RYU JI HYOUNG
KR15 patents
Patents
15 patentsUS10591714B2Mar 17, 2020
Endoscopic apparatus for thermal distribution monitoring
ELECTRONICS & TELECOMMUNICATIONS RES INST2 citations72
US10057451B2Aug 21, 2018
Astral lamp device having detachable and angle-controllable LED module blocks and method of setting the same
ELECTRONICS & TELECOMMUNICATIONS RES INST5 citations72
US10018791B2Jul 10, 2018
Multi-channel optical subassembly and method of manufacturing the same
ELECTRONICS & TELECOMMUNICATIONS RES INST5 citations72
US9857535B2Jan 2, 2018
Method of packaging multichannel optical receiver module having a sub-mount with an optical block to guide incident parallel light beams and package of the same
ELECTRONICS & TELECOMMUNICATIONS RES INST3 citations72
US10648860B2May 12, 2020
Spectroscopic device
ELECTRONICS & TELECOMMUNICATIONS RES INST2 citations70
US11454770B2Sep 27, 2022
Apparatus and method for adjusting optical axis for optical wireless communication in free space
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations60
US10833763B2Nov 10, 2020
Bi-directional wireless optical communication apparatus and method thereof
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations60
US10209443B2Feb 19, 2019
Multi-wavelength transmission apparatus using cylindrical lenses
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations60
US9846286B2Dec 19, 2017
Wavelength division multi-channel optical module and manufacturing method thereof
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations51
US9768583B2Sep 19, 2017
Multi-channel optical module and manufacture method thereof
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations51
US9759876B2Sep 12, 2017
Multi-channel optical module
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations51
US10884186B2Jan 5, 2021
Multi-channel receiver optical sub assembly module for fiber Bragg grating sensor
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations49
US10222624B2Mar 5, 2019
Multi-channel optical module device
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations41
US10338326B2Jul 2, 2019
Multi-channel optical subassembly structure comprising an alignment jig and method of packaging the structure
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations40
US9768866B2Sep 19, 2017
Optical wavelength and power measurement device
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations39