High contrast alignment marker

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9099145
SERIAL NO

14216610

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A slider and method of making same to reduce contrast interference for visual identification of alignment marks on the slider for heat assisted magnetic recording (HAMR) includes a plurality of alignment marks arranged for alignment of a chip on submount assembly (COSA) with respect to the slider, and at least one shield arranged with the plurality of alignment marks. A hard disk drive includes a plurality of alignment marks arranged for alignment of a chip on submount assembly (COSA) with respect to the slider, and at least one shield arranged with the plurality of alignment marks.

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Patent Owner(s)

  • WESTERN DIGITAL (FREMONT), LLC

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bin, Ouyang Klong Luang, TH 1 2
Lim, Chee Kheng Pakkret, TH 8 10

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