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Seung-Yon Cho

Overall (All Time): #2,176,344 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6843930 Composition of refrigerant mixtures for high back pressure condition — 2005-01-18
6649079 Composition of refrigerant mixtures for low back pressure condition — 2003-11-18