Inventor

YOSHIOKA KAZUMI

JP11 patents

Patents

11 patents

US5194363AMar 16, 1993

Optical recording medium and production process for the medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD71 citations96

US5191565AMar 2, 1993

Optical information recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations92

US5230973AJul 27, 1993

Method of recording and erasing information in an erasible optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations82

US5151295ASep 29, 1992

Process for manufacturing an optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations81

US5989654ANov 23, 1999

Method for manufacturing an optical information recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73

USRE36383ENov 9, 1999

Optical recording medium and production process for the medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73

US5674649AOct 7, 1997

Method of recording information

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73

US5665520ASep 9, 1997

Optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73

US5439752AAug 8, 1995

Optical recording medium and reflecting film for use therein

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73

US5753334AMay 19, 1998

Optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62

US5587216ADec 24, 1996

Optical recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62