Thin film magnetic head, a magnetic head device, a magnetic disk drive device, and a method for manufacturing a thin film magnetic device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6631054
APP PUB NO 20010017751A1
SERIAL NO

09759249

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A second magnetic film of an inductive type electromagnetic conversion element is positioned at a trailing edge side relative to a first magnetic film of the conversion element. One edge portion of the second magnetic film is opposed to one edge portion of the first magnetic film by a given distance. The one edge portion of the second magnetic film has at least one side surface inclined at a given inclination angle not less than a maximum skew angle. The second magnetic film is extended backward, and joined with the first magnetic film. A coil film of the inductive type electromagnetic conversion element is whirled around the magnetic circuit composed of the first and second magnetic films.

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Patent Owner(s)

Patent OwnerAddress
TDK CORPORATIONTOKYO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyazaki, Tetsuo Toyko, JP 10 65
Yamanaka, Noboru Tokyo, JP 33 520

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