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Hyoungjun PARK
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Gwangju, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Spectroscopic device
Patent number
10,648,860
Issue date
May 12, 2020
Electronics and Telecommunications Research Institute
Hyun Seo Kang
G01 - MEASURING TESTING
Information
Patent Grant
Multi-channel optical module device
Patent number
10,222,624
Issue date
Mar 5, 2019
Electronics and Telecommunications Research Institute
Jeong Eun Kim
G02 - OPTICS
Information
Patent Grant
Multi-wavelength transmission apparatus using cylindrical lenses
Patent number
10,209,443
Issue date
Feb 19, 2019
Electronics and Telecommunications Research Institute
Hyun Seo Kang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for monitoring laser welding bead
Patent number
10,029,334
Issue date
Jul 24, 2018
Electronics and Telecommunications Research Institute
Keo-Sik Kim
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Optical wavelength and power measurement device
Patent number
9,768,866
Issue date
Sep 19, 2017
Electronics and Telecommunications Research Institute
hyoungjun Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-channel optical module
Patent number
9,759,876
Issue date
Sep 12, 2017
Electronics and Telecommunications Research Institute
Jeong Eun Kim
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
INTELLIGENT EDGE INTERROGATOR, SERVER, AND CONTROL METHOD OF INTEGR...
Publication number
20230409003
Publication date
Dec 21, 2023
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jeong Eun KIM
G05 - CONTROLLING REGULATING
Information
Patent Application
VARIABLE OPTICAL ATTENUATOR
Publication number
20190146296
Publication date
May 16, 2019
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
CHAN IL YEO
G02 - OPTICS
Information
Patent Application
SPECTROSCOPIC DEVICE
Publication number
20190128733
Publication date
May 2, 2019
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Hyun Seo KANG
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL DEVICE USING LIQUID CRYSTAL TUNABLE WAVELENGTH FILTER
Publication number
20190090726
Publication date
Mar 28, 2019
Electronics and Telecommunications Research Instit ute
Hyoungjun PARK
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DEVICE AND METHOD FOR INTEGRATED OPTICAL MEASUREMENT
Publication number
20180252579
Publication date
Sep 6, 2018
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Hyun Seo KANG
G01 - MEASURING TESTING
Information
Patent Application
MULTI-WAVELENGTH TRANSMISSION APPARATUS USING CYLINDRICAL LENSES
Publication number
20180128978
Publication date
May 10, 2018
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Hyun Seo KANG
G02 - OPTICS
Information
Patent Application
MULTI-CHANNEL OPTICAL MODULE
Publication number
20170146755
Publication date
May 25, 2017
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jeong Eun KIM
G02 - OPTICS
Information
Patent Application
MULTI-CHANNEL OPTICAL MODULE DEVICE
Publication number
20170131557
Publication date
May 11, 2017
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jeong Eun KIM
G02 - OPTICS
Information
Patent Application
OPTICAL WAVELENGTH AND POWER MEASUREMENT DEVICE
Publication number
20160146663
Publication date
May 26, 2016
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Hyoungjun Park
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER CURRENT SENSOR
Publication number
20150102802
Publication date
Apr 16, 2015
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Hyoungjun PARK
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHOD FOR MONITORING LASER WELDING BEAD
Publication number
20150001196
Publication date
Jan 1, 2015
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Keo-Sik KIM
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR