Optical glass

United States of America Patent

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Aug 11, 2009
Grant Date
Mar 10, 2005
app pub date
Aug 24, 2004
filing date
Sep 9, 2003

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Abstract

An optical glass having optical constants of refractive index (nd) within a range from 1.49 to 1.54 and Abbe number (ν d) within a range from 55 to 65 comprises, in mass %,

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Patent Owner(s)

Patent Owner	Address
KABUSHIKI KAISHA OHARA	15-30 OYAMA 1-CHOME SAGAMIHARA-SHI KANAGAWA 229-1186

International Classification(s)

C03C:CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREO....

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Inventor Name	Address	# of filed Patents	Total Citations
Ishioka, Junko	Sagamihara, JP	15	337
Onozawa, Masahiro	Sagamihara, JP	18	156

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Optical glass

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United States of America Patent

10925017

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PATENT NO	7572746
APP PUB NO	20050054514A1
SERIAL NO	10925017
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 11, 2009	US,7572746,B2 US7572746B2	GRANTED PATENT AS SECOND PUBLICATION
March 10, 2005	US,20050054514,A1 US20050054514A1	FIRST PUBLISHED PATENT APPLICATION

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10925017

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