YONG CHEOL CHOI

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Icheon-si, KR

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Patents Applicationslast 30 patents

Information Patent Application
SLURRY FOR POLISHING RUTHENIUM AND METHOD FOR POLISHING USING THE SAME
- Publication number 20090124082
- Publication date May 14, 2009
- Hynix Semiconductor Inc.
- Hyung-Soon PARK
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
AUTOMATIC CLEANING DEVICE FOR METAL MASK, AND CONTROL METHOD THEREOF
- Publication number 20070006896
- Publication date Jan 11, 2007
- HYUNDAI AUTONET CO., LTD.
- YANG CHUN NOU
- B08 - CLEANING