KU

Ken-ichi Umekita

WI Wako Pure Chemical Industries: 1 patents #3 of 10Top 30%
Overall (2003): #179,093 of 273,478Top 70%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6534458 Cleaning agent for a semi-conductor substrate Masahiko Kakizawa, Ichiro Hayashida 2003-03-18