KI

Katsuyoshi Ishikawa

Sumitomo Electric Industries: 1 patents #1,404 of 3,885Top 40%
Overall (2003): #185,333 of 273,478Top 70%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6598292 Method of manufacturing a circuit board using a porous sheet composed of cellulose Shigetoshi Segawa, Yasuyuki Baba, Kazuhiko Ihara 2003-07-29