Impeller and cooling fan incorporating the same

United States of America Patent

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Jul 10, 2012
Grant Date
Jun 25, 2009
app pub date
Dec 29, 2007
filing date
Dec 19, 2007

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Abstract

An impeller (10) of a cooling fan includes a hub (11) and a plurality of blades (12) radially and outwardly extending from the hub. Each of the blades includes a windward surface (127) and a leeward surface (128). A groove (124) is defined in each of the blades for guiding airflow from the windward surface to the leeward surface.

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Patent Owner	Address
FU ZHUN PRECISION INDUSTRY (SHEN ZHEN) CO LTD	NO 2 2ND DONGHUAN ROAD LONGHUA TOWN BAO' AN DISTRICT SHENZHEN CITY GUANGDONG PROVINCE
FOXCONN TECHNOLOGY CO LTD	(236)NO 3-2 CHUNG SHAN ROAD TU-CHENG DIST NEW TAIPEI 236

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F04D:NON-POSITIVE-DISPLACEMENT PUMPS

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Inventor Name	Address	# of filed Patents	Total Citations
Hwang, Ching-Bai	Taipei Hsien, TW	105	976
Zhao, Zhi-Hui	Shenzhen, CN	25	201

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Impeller and cooling fan incorporating the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

11967063

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PATENT NO	8215918
APP PUB NO	20090162210A1
SERIAL NO	11967063
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 10, 2012	US,8215918,B2 US8215918B2	GRANTED PATENT AS SECOND PUBLICATION
June 25, 2009	US,20090162210,A1 US20090162210A1	FIRST PUBLISHED PATENT APPLICATION

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11967063

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