EU

Eiji Usui

SC Speedfam Clean System Co.: 2 patents #4 of 11Top 40%
CC Clean Technology Co.: 1 patents #3 of 5Top 60%
Overall (All Time): #2,298,342 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5370743 Methods for controlling the concentration of detergents Kazuo Nishizawa 1994-12-06
5263264 Method and apparatus for drying wet work Junichi Sugai 1993-11-23