Thin film magnetic head and manufacturing method of the head
US6178065A · kind A · utility
10Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 1998 |
| Grant date | Jan 23, 2001 |
| Priority date | — |
| Expiry date | May 21, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/313
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A thin film magnetic head has a recording gap layer made of a nonmagnetic material, lower and upper magnetic pole layers made of a magnetic material, the lower and upper magnetic pole layers sandwiching the recording gap layer, and a magnetic material side layer deposited via a nonmagnetic material side layer on at least a part of a side surface of at least the upper magnetic pole layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.