YB

Yusaburo Ban

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #80,828 of 270,089Top 30%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6798811 Semiconductor laser device, method for fabricating the same, and optical disk apparatus Gaku Sugahara, Isao Kidoguchi, Ryoko Miyanaga, Masakatsu Suzuki, Masahiro Kume +1 more 2004-09-28