Patent Number: 6,170,149

Title: Magnetoresistive type magnetic head and method of manufacturing the same and apparatus for polishing the same

Abstract: According to a method of manufacturing a magnetic head, a magnetoresistive device is formed on a substrate, a top end portion of the magnetoresistive device is placed in an external magnetic field, and a height of the magnetic head is adjusted by ceasing a polishing operation at an instant when change in resistance of the magnetoresistive device relative to change in the external magnetic field comes up to a predetermined value.

Inventors: Oshiki; Mitsumasa (Kanagawa, JP), Iijima; Nobuo (Kanagawa, JP), Watanuki; Motoichi (Kawasaki, JP)

Assignee: Fujitsu Limited

International Classification: B24B 37/04 (20060101); B24B 49/10 (20060101); B24B 49/04 (20060101); B24B 49/02 (20060101); H04R 021/00 (); B24B 049/00 ()

Expiration Date: 01/09/2018