YS

Yasushi Sawada

HI Hitachi: 1 patents #1,316 of 3,771Top 35%
Overall (2004): #84,777 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6731874 Optical transmission apparatus and optical systems Hideaki Tsushima, Shigeki Kitajima 2004-05-04