Magnetic head and method for production therefor

United States of America Patent

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Apr 7, 2009
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Aug 2, 2007
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Mar 13, 2007
filing date
Nov 1, 2002

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Expired

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Abstract

At least one of lower and upper magnetic cores is composed of magnetic films each of which contains two or more elements of Co, Ni, and Fe, which are formed by electroplating in a plating bath with pH 2 or less, and which have a saturation magnetic flux density of 23,000 gauss or more.

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WESTERN DIGITAL TECHNOLOGIES INC	5601 GREAT OAKS PARKWAY SAN JOSE CA 95119

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G11B:INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BET....

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Inventor Name	Address	# of filed Patents	Total Citations
Kudo, Kazue	Fujisawa , JP	46	303
Oikawa, Gen	Fujisawa , JP	20	69
Okai, Tetsuya	Fujisawa , JP	16	80
Oodake, Ichiro	Fujisawa , JP	11	83
Shiina, Hiromi	Fujisawa , JP	26	136

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Magnetic head and method for production therefor

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United States of America Patent

11717899

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PATENT NO	7515380
APP PUB NO	20070177299A1
SERIAL NO	11717899
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 07, 2009	US,7515380,B2 US7515380B2	GRANTED PATENT AS SECOND PUBLICATION
August 02, 2007	US,20070177299,A1 US20070177299A1	FIRST PUBLISHED PATENT APPLICATION

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11717899

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