HK

Hirotaka Kawamura

HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
Overall (All Time): #3,770,860 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5415928 Magnetic recording tape Hiroshi Sakamoto, Takeshi Matsuura, Shinjyo Higashino 1995-05-16