YS

Yoon-Yong Song

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Jeonju-si, KR: #133 of 289 inventorsTop 50%
Overall (All Time): #3,333,529 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7578637 Pile with an extended head and working method of its operation — 2009-08-25