YC

Yong-So Cho

📍 Seoul, KR: #12,129 of 39,741 inventorsTop 35%
Overall (All Time): #1,250,497 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7422618 Expansive cell composition for electric rock destruction — 2008-09-09
7339143 Expanding system using plasma discharge — 2008-03-04
6655290 Structure of slackening type blasting mat — 2003-12-02
6622631 Slackening type blasting method — 2003-09-23