TO

Tsuyoshi Onuma

HM Hitachi Maxell: 1 patents #31 of 92Top 35%
📍 Soma, JP: #25 of 69 inventorsTop 40%
Overall (2003): #98,463 of 273,478Top 40%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6602621 Magnetic recording medium, method for producing the same, and magnetic storage apparatus Satoshi Matsunuma, Akira Yano, Takanobu Takayama, Harumi Hieida, Kouichirou Wakabayashi 2003-08-05