YK

Yasuo Kashiwagi

Sumitomo Electric Industries: 1 patents #1,140 of 3,352Top 35%
Overall (2002): #88,653 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6434096 Optical information recording/reproducing device Noritaka Akagi, Tsutomu Kai, Shuichi Yoshida, Kiyoshi Masaki, Teruyuki Naka +1 more 2002-08-13