YI

Yoshitomo Ishikawa

Sumitomo Electric Industries: 1 patents #1,404 of 3,885Top 40%
📍 Kure, JP: #11 of 52 inventorsTop 25%
Overall (2003): #87,112 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6573467 Switch contact structure Kiyoshi Nakanishi, Takao Monden 2003-06-03