Optical information recording medium

United States of America Patent

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Jan 12, 1993
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N/A
app pub date
Mar 28, 1991
filing date
Sep 18, 1986

priority date (Note)
Expired

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Abstract

An optical information recording medium comprises at least one compound, selected from the compounds of the general formulae (1-I) to (3-III) shown and pyrylium compounds, and a metal chelate compounds in the recording medium.

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Patent Owner(s)

Patent Owner	Address
CANON KABUSHIKI KAISHA	OHTA-KU TOKYO 146-8501

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
Fukui, Tetsuro	Kawasaki, JP	89	1040
Miura, Kyo	Sagamihara, JP	28	540
Oguchi, Yoshhiro	Yokohama, JP	1	4
Takasu, Yoshio	Tokyo, JP	52	686

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Optical information recording medium

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07679144

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PATENT NO	5178995
SERIAL NO	07679144
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07679144

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