SA

Shigeo Aoyama

HM Hitachi Maxell: 1 patents #3 of 16Top 20%
📍 Ibaraki, JP: #62 of 203 inventorsTop 35%
Overall (1982): #31,571 of 81,411Top 40%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4349608 Magnetic recording medium Jozo Shimizu, Satoru Yamaguchi 1982-09-14