HK

Hirokatsu Kubota

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,644,811 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5883669 Display device using electron beam and method of erasing display screen Noriyuki Hitachiya, Kunio Hakamada, Sumio Baba, Yoshiyuki Idenawa 1999-03-16