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," US 10581274 B2, 03 Mar. 2020.