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Patents Grantslast 30 patents

Information Patent Grant
Etching composition and method for manufacturing semiconductor devi...
- Patent number 11,390,805
- Issue date Jul 19, 2022
- Samsung Electronics Co., Ltd.
- Jae Sung Lee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
ETCHING COMPOSITION AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVI...
- Publication number 20210238478
- Publication date Aug 5, 2021
- SOULBRAIN CO., LTD
- Jae Sung LEE
- H01 - BASIC ELECTRIC ELEMENTS