AO

Akio Oishi

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Kokubunji, JP: #513 of 714 inventorsTop 75%
Overall (All Time): #3,960,458 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4775980 Distributed-feedback semiconductor laser device Naoki Chinone, Shinji Tsuji, Yoshihisa Fujisaki, Yasutoshi Kashiwada, Motohisa Hirao +4 more 1988-10-04