YI

Yoshio Ishikawa

Applied Materials: 2 patents #201 of 912Top 25%
📍 Rifu, OH: #1 of 2 inventorsTop 50%
Overall (2002): #34,445 of 266,432Top 15%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6461533 Etchant for silicon oxide and method Yasuhiro Horiike, Keiji Horioka 2002-10-08
6432318 Dielectric etch process reducing striations and maintaining critical dimensions Ji Ding, Hidehiro Kojiri, Keiji Horioka, Ruiping Wang, Robert Wu +1 more 2002-08-13