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Daejeon, KR
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last 30 patents
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Patent Grant
Reverse osmosis membrane, manufacturing method therefor, and water...
Patent number
11,883,785
Issue date
Jan 30, 2024
LG Chem, Ltd.
Ayoung Lee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Separator leaf, and spiral wound module and device comprising same
Patent number
11,707,717
Issue date
Jul 25, 2023
LG Chem, Ltd.
Phill Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Manufacturing method of optical film and optical film
Patent number
10,611,109
Issue date
Apr 7, 2020
LG Chem, Ltd.
Jeong Hwan Lee
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
SEPARATOR LEAF, AND SPIRAL WOUND MODULE AND DEVICE COMPRISING SAME
Publication number
20210086137
Publication date
Mar 25, 2021
LG CHEM, LTD.
Phill LEE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
REVERSE OSMOSIS MEMBRANE, MANUFACTURING METHOD THEREFOR, AND WATER...
Publication number
20210001279
Publication date
Jan 7, 2021
LG CHEM, LTD.
Ayoung LEE
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MANUFACTURING METHOD OF OPTICAL FILM AND OPTICAL FILM
Publication number
20170368772
Publication date
Dec 28, 2017
LG CHEM, LTD.
Jeong Hwan LEE
B32 - LAYERED PRODUCTS