YB

Yuzaburo Ban

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%
Overall (2004): #33,292 of 270,089Top 15%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6734530 GaN-based compound semiconductor EPI-wafer and semiconductor element using the same 2004-05-11
6720586 Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the same Isao Kidoguchi, Akihiko Ishibashi, Ryoko Miyanaga, Gaku Sugahara, Masakatsu Suzuki +4 more 2004-04-13