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Yohei Yamazawa

TL Tokyo Electron Limited: 1 patents #141 of 413Top 35%
📍 Rifu, JP: #75 of 223 inventorsTop 35%
Overall (2002): #84,644 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6448094 Method of detecting etching depth Yoshihito Ookawa 2002-09-10