목록 Home appliance Author Soongkeun Lee, Chungill Lee, Seonwook Park, Sungwoo Bae, Jaejung Yun, Jeongtae Kim, Younggeun Lee Journal International Patent Status 특허 등록 Year 2022~ Soongkeun Lee, Chungill Lee, Seonwook Park, Sungwoo Bae, Jaejung Yun, Jeongtae Kim, Younggeun Lee, "Home appliance," EP 3131181 B1, 06 Mar. 2019.