JP2002042307A5 - - Google Patents
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- Publication number
- JP2002042307A5 JP2002042307A5 JP2000227531A JP2000227531A JP2002042307A5 JP 2002042307 A5 JP2002042307 A5 JP 2002042307A5 JP 2000227531 A JP2000227531 A JP 2000227531A JP 2000227531 A JP2000227531 A JP 2000227531A JP 2002042307 A5 JP2002042307 A5 JP 2002042307A5
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- pole tip
- magnetic core
- tip layer
- film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000227531A JP3602038B2 (ja) | 2000-07-24 | 2000-07-24 | 磁気ヘッドおよび磁気記録再生装置 |
US09/811,437 US6721132B2 (en) | 2000-07-24 | 2001-03-20 | Inductive head and magnetic disk apparatus |
US10/791,858 US7110218B2 (en) | 2000-07-24 | 2004-03-04 | Inductive head and magnetic disk apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000227531A JP3602038B2 (ja) | 2000-07-24 | 2000-07-24 | 磁気ヘッドおよび磁気記録再生装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2002042307A JP2002042307A (ja) | 2002-02-08 |
JP2002042307A5 true JP2002042307A5 (US07709020-20100504-C00041.png) | 2004-11-25 |
JP3602038B2 JP3602038B2 (ja) | 2004-12-15 |
Family
ID=18720964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000227531A Expired - Lifetime JP3602038B2 (ja) | 2000-07-24 | 2000-07-24 | 磁気ヘッドおよび磁気記録再生装置 |
Country Status (2)
Country | Link |
---|---|
US (2) | US6721132B2 (US07709020-20100504-C00041.png) |
JP (1) | JP3602038B2 (US07709020-20100504-C00041.png) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3747135B2 (ja) * | 1999-08-06 | 2006-02-22 | アルプス電気株式会社 | 薄膜磁気ヘッドおよびその製造方法 |
JP2003132506A (ja) * | 2001-10-23 | 2003-05-09 | Alps Electric Co Ltd | 薄膜磁気ヘッドおよびその製造方法 |
US7031121B2 (en) * | 2003-07-30 | 2006-04-18 | Hitachi Global Storage Technologies Netherlands B.V. | Perpendicular recording magnetic head with a write shield magnetically coupled to a first pole piece |
US7217666B2 (en) | 2004-03-02 | 2007-05-15 | Hitachi Global Storage Technologies Netherlands B.V. | Reactive ion milling/RIE assisted CMP |
CA3169831A1 (en) * | 2009-10-30 | 2011-05-05 | Lola M. Reid | Multipotent stem cells from the extrahepatic biliary tree and methods of isolating same |
JP2019109953A (ja) | 2017-12-20 | 2019-07-04 | 株式会社東芝 | 磁気記録装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0810485B2 (ja) * | 1989-03-20 | 1996-01-31 | 株式会社日立製作所 | 磁気ディスク装置及びこれに搭載する薄膜磁気ヘッドとその製造方法並びに情報の書込み・読出方法 |
US5872693A (en) * | 1993-08-10 | 1999-02-16 | Kabushiki Kaisha Toshiba | Thin-film magnetic head having a portion of the upper magnetic core coplanar with a portion of the lower magnetic core |
JP2784431B2 (ja) | 1994-04-19 | 1998-08-06 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 薄膜磁気書込みヘッド、読取り/書込み磁気ヘッド、ディスク駆動装置及び薄膜磁気書込みヘッドの製造方法 |
US5617278A (en) * | 1995-03-20 | 1997-04-01 | Read-Rite Corporation | Magnetic head structure with reduction of magnetic domain instability |
JPH08339508A (ja) * | 1995-06-14 | 1996-12-24 | Nec Corp | 薄膜磁気ヘッドおよびその製造方法ならびに磁気記憶装 置 |
JPH10334409A (ja) * | 1997-05-27 | 1998-12-18 | Tdk Corp | 薄膜磁気ヘッド |
JP3341652B2 (ja) * | 1997-10-15 | 2002-11-05 | ティーディーケイ株式会社 | 薄膜磁気ヘッド及びその製造方法 |
US6130805A (en) * | 1997-11-19 | 2000-10-10 | Tdk Corporation | Thin film magnetic head having upper pole chip formed over insulating layer |
US6337783B1 (en) * | 1998-08-12 | 2002-01-08 | International Business Machines Corporation | Write head with multi-stitched second pole piece |
JP2000113412A (ja) * | 1998-10-07 | 2000-04-21 | Tdk Corp | 薄膜磁気ヘッドおよびその製造方法 |
US6490125B1 (en) * | 1999-04-09 | 2002-12-03 | Read-Rite Corporation | Thin film write head with improved yoke to pole stitch |
US6657816B1 (en) * | 1999-04-09 | 2003-12-02 | Ronald A. Barr | Thin film inductive read/write head with a sloped pole |
JP3363850B2 (ja) * | 1999-07-06 | 2003-01-08 | アルプス電気株式会社 | 薄膜磁気ヘッド及びその製造方法 |
JP2001167406A (ja) * | 1999-12-07 | 2001-06-22 | Tdk Corp | 薄膜磁気ヘッドおよびその製造方法 |
WO2001093268A2 (en) * | 2000-06-01 | 2001-12-06 | Seagate Technology, Inc. | Magnetic recording head with dielectric layer |
JP3866512B2 (ja) * | 2000-12-26 | 2007-01-10 | アルプス電気株式会社 | 垂直磁気記録ヘッドの製造方法 |
US6785953B2 (en) * | 2001-06-18 | 2004-09-07 | International Business Machines Corporation | Process of fabricating a write head with protection of a second pole tip thickness |
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2000
- 2000-07-24 JP JP2000227531A patent/JP3602038B2/ja not_active Expired - Lifetime
-
2001
- 2001-03-20 US US09/811,437 patent/US6721132B2/en not_active Expired - Fee Related
-
2004
- 2004-03-04 US US10/791,858 patent/US7110218B2/en not_active Expired - Fee Related