Semiconductor laser element with optical waveguide layer having increased thickness

United States of America Patent

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Nov 27, 2007
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Sep 8, 2005
app pub date
Mar 8, 2005
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Mar 8, 2004

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In a semiconductor laser element: a lower cladding layer of In.sub.0.49(Al.sub.x1Ga.sub.1-x1).sub.0.51(x2

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NICHIA CORPORATION	491-100 OKA KAMINAKA-CHO ANAN-SHI TOKUSHIMA 774-8601

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H01S:DEVICES USING STIMULATED EMISSION

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Inventor Name	Address	# of filed Patents	Total Citations
Ohgoh, Tsuyoshi	Kanagawa-ken, JP	8	29

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Semiconductor laser element with optical waveguide layer having increased thickness

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United States of America Patent

11073519

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PATENT NO	7301978
APP PUB NO	20050195878A1
SERIAL NO	11073519
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
November 27, 2007	US,7301978,B2 US7301978B2	GRANTED PATENT AS SECOND PUBLICATION
September 08, 2005	US,20050195878,A1 US20050195878A1	FIRST PUBLISHED PATENT APPLICATION

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11073519

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