Inventor

FUKAMACHI YUUICHI

JP5 patents

Patents

5 patents

US5724338AMar 3, 1998

Rewritable disk-shaped optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD48 citations95

US5422874AJun 6, 1995

Optical recording disk, and recording/reading apparatus using same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD67 citations95

US6399227B1Jun 4, 2002

Magneto-optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62

US6811889B2Nov 2, 2004

Magneto-optical recording medium having a GDFECO readout magnetic film

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations51

US6521357B1Feb 18, 2003

Magneto-optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations51