CS

Chang-Hwa Sun

LG: 3 patents #10,792 of 26,165Top 45%
📍 Buk-myeon, KR: #151 of 586 inventorsTop 30%
Overall (All Time): #1,518,873 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9027200 Upright vacuum cleaner Chung-Ook Chong, Kyu-Chun Choi, Geun-Bae Hwang 2015-05-12
8613125 Vacuum cleaner Kyeong Seon Jeong, Kyu-Chun Choi, Geun-Bae Hwang, Ju-young Min, Chung-Ook Chong 2013-12-24
8434194 Nozzle for a vacuum cleaner Kyeong Seon Jeong, Geun-Bae Hwang, Kie Tak Hyun, Kyu-Chun Choi 2013-05-07