Assignee
HWANG DONG-WON
KR·1 granted patent·5 pending applications·16 citations·filing 2004–2011
Top patents by PatentIndex Score
6 records- 0186US9012685B2Recovery method of highly pure lactic acid and alkyl lactateHWANG DONG WON·Filed 2011·Granted Apr 21, 2015·16 cites·19 claims
- 0241US2009130842A1Method of forming contact hole and method of manufacturing semiconductor memory device using the sameHWANG DONG-WON·Filed 2008·Application pending·0 cites
- 0340US2011073801A1Composition for etching silicon oxide and method of forming a contact hole using the sameHWANG DONG-WON·Filed 2010·Application pending·0 cites
- 0438US2007037400A1Composition and methods removing polysiliconHWANG DONG-WON·Filed 2006·Application pending·0 cites
- 0535US2005227363A1Methods of monitoring rinsing solutions and related systems and reagentsHWANG DONG-WON·Filed 2004·Application pending·0 cites
- 0634US2006154484A1Method of removing a low-k layer and method of recycling a wafer using the sameHWANG DONG-WON·Filed 2006·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →