Inventor
OH DONG-MIN
KR5 patents
Patents
5 patentsUS10982894B2Apr 20, 2021
Ice storage
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US12584302B2Mar 24, 2026
Bidet
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US12503354B2Dec 23, 2025
Water purifier
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US10667643B2Jun 2, 2020
Coffee extraction device and method
COWAY CO LTD0 citations46
US10682009B2Jun 16, 2020
Apparatus for extracting coffee and method for preheating heater thereof
COWAY CO LTD0 citations36