Method for erasing a light recording medium

United States of America Patent

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Jul 8, 1986
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app pub date
Mar 8, 1985
filing date
Apr 7, 1981

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Expired

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Abstract

A method for erasing a light recording medium comprising a thermoplastic resin having a number average molecular weight of 30,000 or less wherein a recording pit is refilled by using a light beam diameter greater than the pit diameter.

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Patent Owner(s)

Patent Owner	Address
TDK ELECTRONICS CO LTD	13-1 NIHONBASHI 1-CHOME CHUO-KU TOKYO 103

International Classification(s)

G11B:INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BET....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kuroiwa, Akihiko	Tokyo, JP	32	569
Nakagawa, Shiro	Tokyo, JP	23	538
Nanba, Kenryo	Tokyo, JP	4	71

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Method for erasing a light recording medium

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06708385

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PATENT NO	4599718
SERIAL NO	06708385
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06708385

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