Kill Sung Lee

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Kyoungi-Do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Slurry composition for secondary polishing of silicon wafer
- Patent number 7,534,277
- Issue date May 19, 2009
- Cheil Industries, Inc.
- Hyun Soo Roh
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Slurry composition for secondary polishing of silicon wafer
- Publication number 20060242912
- Publication date Nov 2, 2006
- Hyun Soo Roh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...