Bumgyu Choi

Person

Seo-gu, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Dianhydride analysis method
- Patent number 11,639,917
- Issue date May 2, 2023
- LG Chem, Ltd.
- Joon Seok Lee
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for analysis of additives in water-based polymer...
- Patent number 11,385,207
- Issue date Jul 12, 2022
- LG Chem, Ltd.
- Mi Kyoung Jin
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for analysis of multi-layer adhesive film
- Patent number 11,366,045
- Issue date Jun 21, 2022
- LG Chem, Ltd.
- So Yeon Kim
- G01 - MEASURING TESTING
Information Patent Grant
Dianhydride analysis method
- Patent number 11,327,059
- Issue date May 10, 2022
- LG Chem, Ltd.
- So Yeon Kim
- G01 - MEASURING TESTING
Information Patent Grant
Optically anisotropic compound and resin composition comprising the...
- Patent number 9,422,475
- Issue date Aug 23, 2016
- LG Chem, Ltd.
- Jaeho Cheong
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Optically anisotropic compound and resin composition comprising the...
- Patent number 8,883,952
- Issue date Nov 11, 2014
- LG Chem, Ltd.
- Jaeho Cheong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically anisotropic compound and resin composition comprising the...
- Patent number 8,501,037
- Issue date Aug 6, 2013
- LG Chem, Ltd.
- Kiyoul Lee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polymerizable liquid crystal composition and optical film and devic...
- Patent number 8,243,248
- Issue date Aug 14, 2012
- LG Chem, Ltd.
- Jaeho Cheong
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Retardation film, and polarizing plate and liquid crystal display c...
- Patent number 8,163,359
- Issue date Apr 24, 2012
- LG Chem, Ltd.
- Minjin Ko
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR ANALYSIS OF ADDITIVES IN WATER-BASED POLYMER...
- Publication number 20210116424
- Publication date Apr 22, 2021
- LG CHEM, LTD.
- Mi Kyoung Jin
- G01 - MEASURING TESTING
Information Patent Application
APPARATUS AND METHOD FOR ANALYSIS OF MULTI-LAYER ADHESIVE FILM
- Publication number 20210108997
- Publication date Apr 15, 2021
- LG CHEM, LTD.
- So Yeon KIM
- G01 - MEASURING TESTING
Information Patent Application
Dianhydride Analysis Method
- Publication number 20210072200
- Publication date Mar 11, 2021
- LG CHEM, LTD.
- Joon Seok Lee
- G01 - MEASURING TESTING
Information Patent Application
Dianhydride Analysis Method
- Publication number 20210072203
- Publication date Mar 11, 2021
- LG CHEM, LTD.
- So Yeon Kim
- G01 - MEASURING TESTING
Information Patent Application
OPTICALLY ANISOTROPIC COMPOUND AND RESIN COMPOSITION COMPRISING THE...
- Publication number 20100130659
- Publication date May 27, 2010
- Kiyoul Lee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLYMERIZABLE LIQUID CRYSTAL COMPOSITION AND OPTICAL FILM AND DEVIC...
- Publication number 20100118232
- Publication date May 13, 2010
- Jaeho Cheong
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OPTICALLY ANISOTROPIC COMPOUND AND RESIN COMPOSITION COMPRISING THE...
- Publication number 20100105816
- Publication date Apr 29, 2010
- Jaeho Cheong
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Retardation film, and polarizing plate and liquid crystal display c...
- Publication number 20090169774
- Publication date Jul 2, 2009
- Minjin Ko
- G02 - OPTICS

Bumgyu Choi

Person

Patents Grantslast 30 patents

Dianhydride analysis method

Method and system for analysis of additives in water-based polymer...

Apparatus and method for analysis of multi-layer adhesive film

Dianhydride analysis method

Optically anisotropic compound and resin composition comprising the...

Optically anisotropic compound and resin composition comprising the...

Optically anisotropic compound and resin composition comprising the...

Polymerizable liquid crystal composition and optical film and devic...

Retardation film, and polarizing plate and liquid crystal display c...

Patents Applicationslast 30 patents

METHOD AND SYSTEM FOR ANALYSIS OF ADDITIVES IN WATER-BASED POLYMER...

APPARATUS AND METHOD FOR ANALYSIS OF MULTI-LAYER ADHESIVE FILM

Dianhydride Analysis Method

Dianhydride Analysis Method

OPTICALLY ANISOTROPIC COMPOUND AND RESIN COMPOSITION COMPRISING THE...

POLYMERIZABLE LIQUID CRYSTAL COMPOSITION AND OPTICAL FILM AND DEVIC...

OPTICALLY ANISOTROPIC COMPOUND AND RESIN COMPOSITION COMPRISING THE...

Retardation film, and polarizing plate and liquid crystal display c...