IH

Ichiro Hayashida

WI Wako Pure Chemical Industries: 2 patents #1 of 10Top 10%
📍 Kawagoe, JP: #15 of 124 inventorsTop 15%
Overall (2003): #63,407 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6534458 Cleaning agent for a semi-conductor substrate Masahiko Kakizawa, Ken-ichi Umekita 2003-03-18
6514921 Cleaning agent Masahiko Kakizawa, Osamu Ichikawa 2003-02-04