Low-pressure discharge lamp and back light device using the same

United States of America Patent

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Mar 23, 2010
Grant Date
Jun 19, 2008
app pub date
Feb 12, 2008
filing date
Jul 19, 2002

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Expired

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Abstract

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when a total of a composition ratio A of argon and a composition ratio N of neon is expressed by A+N=1).

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Patent Owner(s)

PANASONIC CORPORATION;PANASONIC PHOTO & LIGHTING CO., LTD.

International Classification(s)

H01J:ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

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Inventor Name	Address	# of filed Patents	Total Citations
Kihara, Shinji	Maizuru, JP	9	23
Terada, Toshihiro	Amagasaki, JP	19	85
Yamashita, Hirofumi	Moriguchi, JP	135	2194
Yamazaki, Haruo	Moriyama, JP	17	76

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Low-pressure discharge lamp and back light device using the same

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United States of America Patent

12069672

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PATENT NO	7683550
APP PUB NO	20080143258A1
SERIAL NO	12069672
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 23, 2010	US,7683550,B2 US7683550B2	GRANTED PATENT AS SECOND PUBLICATION
June 19, 2008	US,20080143258,A1 US20080143258A1	FIRST PUBLISHED PATENT APPLICATION

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12069672

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