KN

Kazuyuki Nagatsuma

HI Hitachi: 1 patents #814 of 2,935Top 30%
Overall (1989): #90,166 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4816890 Optoelectronic device Hirobumi Ouchi, Ichiro Fujiwara, Hiroshi Matsuda, Kazuhiro Ito 1989-03-28