DP

Duck Sik Park

KC Kyungdong Navien Co.: 1 patents #4 of 17Top 25%
📍 Seoul, KR: #3,324 of 8,242 inventorsTop 45%
Overall (2019): #480,923 of 560,194Top 90%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10281149 Reverse flow prevention apparatus for common exhaust flue and combustion apparatus having same Jun Kyu Park 2019-05-07