HS

Hisanori Sugiyama

HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
📍 Tsukuba, JP: #1,768 of 2,818 inventorsTop 65%
Overall (All Time): #3,760,844 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5590097 Magnetooptic recording medium Akira Kashiwakura, Katsusuke Shimazaki, Masafumi Yoshihiro, Shin-Itsu Kinoshita, Norio Oota 1996-12-31