YK

Yoko Kannan

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #82,891 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6825601 Color cathode-ray tube Naoki Yamauchi, Jun Araya, Hideo Iguchi, Yoshimi Kumei, Masaki Kawasaki 2004-11-30