JP2021163515A5 - - Google Patents

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Publication number
JP2021163515A5
JP2021163515A5 JP2021111364A JP2021111364A JP2021163515A5 JP 2021163515 A5 JP2021163515 A5 JP 2021163515A5 JP 2021111364 A JP2021111364 A JP 2021111364A JP 2021111364 A JP2021111364 A JP 2021111364A JP 2021163515 A5 JP2021163515 A5 JP 2021163515A5
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JP
Japan
Prior art keywords
magnetic
recording medium
magnetic recording
less
layer
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.)
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Application number
JP2021111364A
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English (en)
Japanese (ja)
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JP6969699B2 (ja
JP2021163515A (ja
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Priority claimed from JP2021051108A external-priority patent/JP6912015B1/ja
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Priority to JP2021166700A priority Critical patent/JP2022003603A/ja
Publication of JP2021163515A publication Critical patent/JP2021163515A/ja
Publication of JP2021163515A5 publication Critical patent/JP2021163515A5/ja
Application granted granted Critical
Publication of JP6969699B2 publication Critical patent/JP6969699B2/ja
Active legal-status Critical Current
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JP2021111364A 2020-03-31 2021-07-05 磁気記録媒体 Active JP6969699B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021166700A JP2022003603A (ja) 2020-03-31 2021-10-11 磁気記録媒体

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020062425 2020-03-31
JP2020062425 2020-03-31
JP2021051108A JP6912015B1 (ja) 2020-03-31 2021-03-25 磁気記録媒体

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2021051108A Division JP6912015B1 (ja) 2020-03-31 2021-03-25 磁気記録媒体

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2021166700A Division JP2022003603A (ja) 2020-03-31 2021-10-11 磁気記録媒体

Publications (3)

Publication Number Publication Date
JP2021163515A JP2021163515A (ja) 2021-10-11
JP2021163515A5 true JP2021163515A5 (enExample) 2021-11-18
JP6969699B2 JP6969699B2 (ja) 2021-11-24

Family

ID=75378149

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2020210080A Active JP6860115B1 (ja) 2020-03-31 2020-12-18 磁気記録媒体
JP2021051108A Expired - Fee Related JP6912015B1 (ja) 2020-03-31 2021-03-25 磁気記録媒体
JP2021111364A Active JP6969699B2 (ja) 2020-03-31 2021-07-05 磁気記録媒体
JP2021166700A Pending JP2022003603A (ja) 2020-03-31 2021-10-11 磁気記録媒体

Family Applications Before (2)

Application Number Title Priority Date Filing Date
JP2020210080A Active JP6860115B1 (ja) 2020-03-31 2020-12-18 磁気記録媒体
JP2021051108A Expired - Fee Related JP6912015B1 (ja) 2020-03-31 2021-03-25 磁気記録媒体

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2021166700A Pending JP2022003603A (ja) 2020-03-31 2021-10-11 磁気記録媒体

Country Status (2)

Country Link
JP (4) JP6860115B1 (enExample)
WO (1) WO2021199453A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021199453A1 (ja) * 2020-03-31 2021-10-07 ソニーグループ株式会社 磁気記録媒体

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0744858A (ja) * 1993-07-30 1995-02-14 Victor Co Of Japan Ltd 記録再生用磁気記録媒体及び接触転写マザーテープ用磁気記録媒体
JP2002251710A (ja) * 2001-02-22 2002-09-06 Fuji Photo Film Co Ltd 磁気記録媒体及びその製造方法
JP2002342913A (ja) * 2001-05-17 2002-11-29 Sony Corp 磁気記録媒体
JP5315374B2 (ja) * 2011-03-25 2013-10-16 富士フイルム株式会社 磁気テープおよびその製造方法、ならびに磁気記録装置
JP6205871B2 (ja) * 2013-06-05 2017-10-04 ソニー株式会社 磁気記録媒体
JP6610824B1 (ja) * 2019-04-05 2019-11-27 ソニー株式会社 カートリッジおよびカートリッジメモリ
DE112020007016T5 (de) * 2020-03-31 2023-01-19 Sony Group Corporation Magnetisches aufzeichnungsmedium
WO2021199453A1 (ja) * 2020-03-31 2021-10-07 ソニーグループ株式会社 磁気記録媒体

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