YH

Yoshihiro Hirakawa

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #83,272 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6677518 Data transmission cable Seiji Endo, Atsushi Tsujino, Yuji OCHI 2004-01-13