CH

Cheonghwan Hwang

AM Amorepacific: 3 patents #7 of 117Top 6%
SC Sentronix Co.: 2 patents #1 of 11Top 10%
Overall (2017): #83,477 of 506,227Top 20%
3
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9744096 Face massaging device Changman Park, Changkeun Lee, Taehong Shin, Seunghwan Yi, Wooram Park +2 more 2017-08-29
9717376 Facial cleansing apparatus using electric motor and spring, control method therefor, and recording medium recording program for performing control method Sohee KIM, Wooram Park, Yoon Hee Lee, Hyeseong Nam, Chilsung Lee +2 more 2017-08-01
9578998 Skin washing machine using brushless DC motor, method of controlling same, and program recording medium for performing the controlling method Wooram Park, Sohee KIM, Yoonhee Lee, Hyeseong Nam, Kyung Shin Park +1 more 2017-02-28