YU

Yong Su Um

Overall (2011): #121,272 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7871200 Aerostatic bearing spindle system using unidirectional porous metal Bo Young Hur, Jae Hong Yoon 2011-01-18