Inventor

OKINO YOSHIHIRO

JP5 patents

Patents

5 patents

US4734904AMar 29, 1988

Reproducing-only and recordable-reproduceable optical discs and common optical disc player therefor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations92

US4472124ASep 18, 1984

Device for producing an information recording disk

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD43 citations92

US4449916AMay 22, 1984

Device for manufacturing information recording mediums

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations73

US3940202AFeb 24, 1976

Light beam deflection system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations72

US3975081AAug 17, 1976

Signal recording system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations62