SA

Shiro Amagai

SC Shin-Etsu Handotai Co.: 3 patents #210 of 679Top 35%
📍 Shirakawa, JP: #38 of 93 inventorsTop 45%
Overall (All Time): #1,413,827 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11325220 Double-side polishing method and double-side polishing apparatus Yuki Tanaka 2022-05-10
10395933 Method for manufacturing semiconductor wafer Yoshihiro Usami 2019-08-27
10147656 Sizing device, polishing apparatus, and polishing method Shigeru Oba 2018-12-04