GB

Gyu-Il Byeon

📍 Gwangju, KR: #46 of 153 inventorsTop 35%
Overall (2011): #292,935 of 364,097Top 85%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7984856 Cheat preventing OMR cardcheat preventing OMR card Jung-Ho Lee 2011-07-26