YI

Youbun Ito

TL Tokyo Electron Limited: 1 patents #141 of 413Top 35%
📍 Oshima, JP: #32 of 139 inventorsTop 25%
Overall (2002): #86,507 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6465359 Etchant for use in a semiconductor processing method and system Masahiro Yamada, Kouichiro Inazawa, Abron Toure, Kunihiko Hinata, Hiromi Sakima 2002-10-15