Optical information recording medium

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United States of America Patent

PATENT NO 4626496
SERIAL NO

06745344

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention provides an optical information recording medium comprising, on a substrate, a recording layer consisting essentially of a double salt of an organic dye cation and a metal complex anion or a recording layer consisting essentially of said double salt and an organic dye.

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Patent Owner(s)

Patent OwnerAddress
RICOH CO LTDTOKYO JAPAN TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sato, Tsutomu Yokohama, JP 269 3149

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