MY

Masaaki Yasui

HM Hitachi Maxell: 1 patents #3 of 16Top 20%
Overall (1982): #43,267 of 81,411Top 55%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4363850 Magnetic recording medium Takeshi Matsuura, Seiji Watatani 1982-12-14