Goo Hwa LEE

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Dong-gu, Daegu, KR

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Patents Grantslast 30 patents

Information Patent Grant
Chemical-mechanical polishing particle and polishing slurry composi...
- Patent number 11,787,974
- Issue date Oct 17, 2023
- Dongjin Semichem Co., Ltd.
- Weoun Gyuen Moon
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Metal film polishing slurry composition, and method for reducing sc...
- Patent number 10,043,678
- Issue date Aug 7, 2018
- Dongjin Semichem Co., Ltd.
- Chang Yong Park
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF POLISHING A SUBSTRATE HAVING DEPOSITED AMORPHOUS CARBON L...
- Publication number 20230201992
- Publication date Jun 29, 2023
- DONGJIN SEMICHEM CO., LTD.
- Heesuk KIM
- B24 - GRINDING POLISHING
Information Patent Application
CHEMICAL-MECHANICAL POLISHING PARTICLE AND POLISHING SLURRY COMPOSI...
- Publication number 20210340405
- Publication date Nov 4, 2021
- Donjlin Semichem Co., Ltd.
- Weoun Gyuen MOON
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CHEMICAL MECHANICAL POLISHING SLURRY COMPOSITION
- Publication number 20200048498
- Publication date Feb 13, 2020
- DONGJIN SEMICHEM CO., LTD.
- Hyejung Park
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METAL FILM POLISHING SLURRY COMPOSITION, AND METHOD FOR REDUCING SC...
- Publication number 20160247693
- Publication date Aug 25, 2016
- DONGJIN SEMICHEM CO., LTD.
- Chang Yong PARK
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...