DR

Dong-Sik Roh

KM Kmw: 1 patents #4 of 24Top 20%
📍 Seoul, KR: #3,163 of 7,803 inventorsTop 45%
Overall (2017): #436,395 of 506,227Top 90%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9752768 LED lighting device Duk-Yong Kim, Jong-Ju Han, Tai-Sun Kim, Joon Hong Park, Chan-Kyu Yoo 2017-09-05