YH

Yu-An Hsieh

MC Metal Industries Research & Development Centre: 2 patents #1 of 3Top 35%
Overall (1994): #15,317 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5327687 Apparatus for continuously grinding a curved plate 1994-07-12
5325581 Clamping and drilling device for a curved plate Chuan-Chia Sun, Ching-Fu Lin 1994-07-05