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Juchan CHOI
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Seoul, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Module for removing misassembled semiconductor light-emitting eleme...
Patent number
12,368,130
Issue date
Jul 22, 2025
LG Electronics Inc.
Juchan Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Module for removing mis-assembled semiconductor light-emitting elem...
Patent number
12,046,484
Issue date
Jul 23, 2024
LG Electronics Inc.
Juchan Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display device using semiconductor light emitting device and method...
Patent number
12,033,989
Issue date
Jul 9, 2024
LG Electronics Inc.
Juchan Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MEMS scanner for detecting rotational angle of mirror
Patent number
12,013,492
Issue date
Jun 18, 2024
LG Electronics Inc.
Juchan Choi
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for self-assembling semiconductor light-emitti...
Patent number
11,869,871
Issue date
Jan 9, 2024
LG Electronics Inc.
Juchan Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display device using semiconductor light emitting device and method...
Patent number
11,239,215
Issue date
Feb 1, 2022
LG Electronics Inc.
Juchan Choi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
MODULE FOR REMOVING MISASSEMBLED SEMICONDUCTOR LIGHT-EMITTING ELEME...
Publication number
20220406748
Publication date
Dec 22, 2022
LG ELECTRONICS INC.
Juchan CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MODULE FOR REMOVING MIS-ASSEMBLED SEMICONDUCTOR LIGHT-EMITTING ELEM...
Publication number
20220254657
Publication date
Aug 11, 2022
LG ELECTRONICS INC.
Juchan CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DISPLAY APPARATUS USING SEMICONDUCTOR LIGHT-EMITTING DEVICES
Publication number
20220165756
Publication date
May 26, 2022
LG ELECTRONICS INC.
Juchan CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DISPLAY DEVICE USING SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD...
Publication number
20220115361
Publication date
Apr 14, 2022
LG ELECTRONICS INC.
Juchan CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
APPARATUS AND METHOD FOR SELF-ASSEMBLING SEMICONDUCTOR LIGHT-EMITTI...
Publication number
20210351158
Publication date
Nov 11, 2021
LG ELECTRONICS INC.
Juchan CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMS SCANNER
Publication number
20210293935
Publication date
Sep 23, 2021
LG ELECTRONICS INC.
Juchan CHOI
G01 - MEASURING TESTING
Information
Patent Application
DISPLAY DEVICE USING SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD...
Publication number
20200203321
Publication date
Jun 25, 2020
LG ELECTRONICS INC.
Juchan CHOI
H01 - BASIC ELECTRIC ELEMENTS