YI

Yoshio Ishikawa

📍 Rifu, OH: #1 of 1 inventorsTop 100%
Overall (2004): #83,075 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6800213 Precision dielectric etch using hexafluorobutadiene Ji Ding, Hidehiro Kojiri, Keiji Horioka, Ruiping Wang, Robert Wu +1 more 2004-10-05