Light emitting device

United States of America Patent

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Aug 14, 2012
Grant Date
Feb 4, 2010
app pub date
Jul 23, 2009
filing date
Jul 29, 2008

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Abstract

A light emitting device includes a light emitting element, a sealing material for sealing the light emitting element, a first filler included in the sealing material, and a second filler included in the sealing material. The second filler includes a particle diameter smaller than that of the first filler.

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Patent Owner(s)

Patent Owner	Address
TOYODA GOSEI CO LTD	1 HARUHINAGAHATA KIYOSU-SHI AICHI-KEN 452-8564

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H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kawano, Eiki	Aichi-ken, JP	5	33
Koseki, Masakata	Aichi-ken, JP	9	133

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Light emitting device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12458827

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PATENT NO	8242524
APP PUB NO	20100025709A1
SERIAL NO	12458827
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 14, 2012	US,8242524,B2 US8242524B2	GRANTED PATENT AS SECOND PUBLICATION
February 04, 2010	US,20100025709,A1 US20100025709A1	FIRST PUBLISHED PATENT APPLICATION

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12458827

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