DE69325214D1 - Magnetischer Aufzeichnungsträger - Google Patents

Magnetischer Aufzeichnungsträger

Info

Publication number: DE69325214D1
Authority: DE; Germany
Prior art keywords: record carrier; magnetic record; magnetic; carrier; record
Prior art date: 1992-08-14
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.): Expired - Fee Related

Application number

DE69325214T

Other languages

English (en)

Other versions

DE69325214T2 (de

Inventor

Ryuji Sugita

Kiyokazu Tohma

Yasuaki Ban

Tatsuaki Ishida

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Panasonic Holdings Corp

Original Assignee

Matsushita Electric Industrial Co Ltd

Priority date (The priority date 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 date listed.)

1992-08-14

Filing date

1993-08-11

Publication date

1999-07-15

1993-08-11 Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd

1999-07-15 Application granted granted Critical

1999-07-15 Publication of DE69325214D1 publication Critical patent/DE69325214D1/de

2000-02-24 Publication of DE69325214T2 publication Critical patent/DE69325214T2/de

2013-08-12 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
- G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
- G11B5/658—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing oxygen, e.g. molecular oxygen or magnetic oxide
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/85—Coating a support with a magnetic layer by vapour deposition
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/90—Magnetic feature

Landscapes

Physics & Mathematics (AREA)
Spectroscopy & Molecular Physics (AREA)
Manufacturing Of Magnetic Record Carriers (AREA)
Magnetic Record Carriers (AREA)

DE69325214T 1992-08-14 1993-08-11 Magnetischer Aufzeichnungsträger Expired - Fee Related DE69325214T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP21675792		1992-08-14
JP4331511A JPH06111272A (ja)	1992-08-14	1992-12-11	磁気記録媒体およびその製造方法

Publications (2)

Publication Number	Publication Date
DE69325214D1 true DE69325214D1 (de)	1999-07-15
DE69325214T2 DE69325214T2 (de)	2000-02-24

Family

ID=26521610

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69325214T Expired - Fee Related DE69325214T2 (de)	1992-08-14	1993-08-11	Magnetischer Aufzeichnungsträger

Country Status (5)

Country	Link
US (1)	US5427869A (de)
EP (1)	EP0583722B1 (de)
JP (1)	JPH06111272A (de)
KR (1)	KR0162915B1 (de)
DE (1)	DE69325214T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5798176A (en) *	1993-09-13	1998-08-25	Kao Corporation	Magnetic recording medium
US6428848B1 (en) *	1998-08-06	2002-08-06	Toray Industries, Inc.	Method for producing a metal evaporated article

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58133625A (ja) *	1982-02-04	1983-08-09	Matsushita Electric Ind Co Ltd	磁気記録媒体
JPS60201521A (ja) *	1984-03-23	1985-10-12	Sony Corp	磁気記録媒体
EP0261240B1 (de) *	1985-06-21	1992-05-06	Sumitomo Metal Mining Company Limited	Magnetisches speichermedium
JPH03242818A (ja) *	1990-02-20	1991-10-29	Sanyo Electric Co Ltd	磁気記録媒体
JP2623160B2 (ja) *	1990-09-07	1997-06-25	富士写真フイルム株式会社	磁気記録媒体
JPH04147418A (ja) *	1990-10-11	1992-05-20	Matsushita Electric Ind Co Ltd	磁気記録媒体

1992
- 1992-12-11 JP JP4331511A patent/JPH06111272A/ja active Pending
1993
- 1993-08-10 US US08/103,759 patent/US5427869A/en not_active Expired - Fee Related
- 1993-08-11 EP EP93112837A patent/EP0583722B1/de not_active Expired - Lifetime
- 1993-08-11 DE DE69325214T patent/DE69325214T2/de not_active Expired - Fee Related
- 1993-08-13 KR KR1019930015652A patent/KR0162915B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPH06111272A (ja)	1994-04-22
US5427869A (en)	1995-06-27
DE69325214T2 (de)	2000-02-24
KR0162915B1 (ko)	1999-01-15
KR940004543A (ko)	1994-03-15
EP0583722B1 (de)	1999-06-09
EP0583722A1 (de)	1994-02-23

Similar Documents

Publication	Publication Date	Title
DE69307755D1 (de)	1997-03-13	Magnetischer Aufzeichnungsträger
DE69314672D1 (de)	1997-11-27	Magnetischer Aufzeichnungsträger
DE69213115D1 (de)	1996-10-02	Magnetischer Aufzeichnungsträger
DE69334269D1 (de)	2009-04-23	Magnetkopfträger
DE69326124D1 (de)	1999-09-30	Magnetischer Aufzeichnungsträger
DE69622062D1 (de)	2002-08-08	Magnetischer Aufzeichnungsträger
DE69332536D1 (de)	2003-01-16	Magnetischer aufzeichnungsträger
DE69128215D1 (de)	1998-01-02	Magnetischer Aufzeichnungsträger
DE69607717D1 (de)	2000-05-18	Magnetischer Aufzeichnungsträger
DE69304178D1 (de)	1996-09-26	Aufzeichnungsträger
DE68925792D1 (de)	1996-04-04	Magnetischer Aufzeichnungsträger
DE68928218D1 (de)	1997-09-04	Magnetischer Aufzeichnungsträger
DE69110362D1 (de)	1995-07-20	Magnetischer Aufzeichnungsträger.
DE69608835D1 (de)	2000-07-20	Magnetischer Aufzeichnungsträger
DE69413598D1 (de)	1998-11-05	Magnetischer Aufzeichnungsträger
DE69226355D1 (de)	1998-08-27	Magnetischer aufzeichnungsträger
DE69410974D1 (de)	1998-07-16	Magnetischer Aufzeichungsträger
DE69105810D1 (de)	1995-01-26	Magnetischer Aufzeichnungsträger.
DE69412058D1 (de)	1998-09-03	Magnetischer Aufzeichungsträger
DE69310417D1 (de)	1997-06-12	Magnetische Trägerteilchen
DE68925045D1 (de)	1996-01-25	Magnetischer Aufzeichnungsträger
DE69319652D1 (de)	1998-08-20	Magneto-optischer Aufzeichungsträger
DE68909002D1 (de)	1993-10-14	Magnetischer Aufzeichnungsträger.
DE69609700D1 (de)	2000-09-14	Magnetischer Aufzeichnungsträger
DE69216780D1 (de)	1997-02-27	Magnetischer aufzeichnungsträger

Legal Events

Date	Code	Title	Description
2000-06-29	8364	No opposition during term of opposition
2002-09-26	8339	Ceased/non-payment of the annual fee