Danbi CHOI

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Polyimide precursor composition and polyimide film manufactured usi...
- Patent number 12,129,337
- Issue date Oct 29, 2024
- LG Chem, Ltd.
- Jinyoung Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide film for display substrate
- Patent number 11,891,483
- Issue date Feb 6, 2024
- LG Chem, Ltd.
- Jinyoung Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide film for flexible display device substrate
- Patent number 11,485,859
- Issue date Nov 1, 2022
- LG Chem, Ltd.
- Hye Won Jeong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide film, flexible substrate using same, and flexible display...
- Patent number 11,472,922
- Issue date Oct 18, 2022
- LG Chem, Ltd.
- Cheolmin Yun
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Display substrate polyimide film
- Patent number 11,466,133
- Issue date Oct 11, 2022
- LG Chem, Ltd.
- Jinyoung Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYIMIDE PRECURSOR COMPOSITION AND POLYIMIDE FILM MANUFACTURED USI...
- Publication number 20220010069
- Publication date Jan 13, 2022
- LG CHEM, LTD.
- Jinyoung PARK
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYIMIDE FILM, FLEXIBLE SUBSTRATE USING SAME, AND FLEXIBLE DISPLAY...
- Publication number 20210198426
- Publication date Jul 1, 2021
- LG CHEM, LTD.
- Cheolmin YUN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DISPLAY SUBSTRATE POLYIMIDE FILM
- Publication number 20200247968
- Publication date Aug 6, 2020
- LG CHEM, LTD.
- Jinyoung PARK
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYIMIDE FILM FOR FLEXIBLE DISPLAY DEVICE SUBSTRATE
- Publication number 20200165452
- Publication date May 28, 2020
- LG CHEM, LTD.
- Hye Won JEONG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYIMIDE FILM FOR DISPLAY SUBSTRATE
- Publication number 20200148826
- Publication date May 14, 2020
- LG CHEM, LTD.
- Jinyoung PARK
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...