characterised by two or more magnetic layers

Industry

CPC
G11B5/716

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B5/00Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor

Current Industry

G11B5/716characterised by two or more magnetic layers

Industries

Patents Grantslast 30 patents

Information Patent Grant
Magnetic stack including non-magnetic seed layer for hard disk driv...
- Patent number 11,763,845
- Issue date Sep 19, 2023
- Seagate Technology LLC
- Florin Zavaliche
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape media having synergistic magnetic recording layer and underlayer
- Patent number 11,749,306
- Issue date Sep 5, 2023
- International Business Machines Corporation
- Richard Bradshaw
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method of manufacturing magnetic recordi...
- Patent number 11,676,632
- Issue date Jun 13, 2023
- Resonac Corporation
- Takayuki Fukushima
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Protective layer for mitigating protruding defects in magnetic tape...
- Patent number 11,488,629
- Issue date Nov 1, 2022
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Protective layer for mitigating protruding defects in magnetic tape...
- Patent number 11,393,501
- Issue date Jul 19, 2022
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Protective layer for mitigating protruding defects in magnetic tape...
- Patent number 11,322,175
- Issue date May 3, 2022
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording cartridge
- Patent number 11,250,884
- Issue date Feb 15, 2022
- Sony Corporation
- Minoru Yamaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium utilizing adjacent underlayer and magneti...
- Patent number 11,189,313
- Issue date Nov 30, 2021
- Showa Denko K.K.
- Koichi Nagasaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording layer formulation for tape media
- Patent number 11,158,339
- Issue date Oct 26, 2021
- International Business Machines Corporation
- Richard Bradshaw
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Tape cartridge having tape media having synergistic magnetic record...
- Patent number 11,158,337
- Issue date Oct 26, 2021
- International Business Machines Corporation
- Richard Bradshaw
- G11 - INFORMATION STORAGE
Information Patent Grant
Underlayer formulation for tape media
- Patent number 11,158,340
- Issue date Oct 26, 2021
- International Business Machines Corporation
- Richard Bradshaw
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape media having synergistic magnetic recording layer and underlayer
- Patent number 11,152,027
- Issue date Oct 19, 2021
- International Business Machines Corporation
- Richard Bradshaw
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording cartridge
- Patent number 10,984,833
- Issue date Apr 20, 2021
- Sony Corporation
- Minoru Yamaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 10,923,148
- Issue date Feb 16, 2021
- Sony Corporation
- Taikei Enomoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording cartridge
- Patent number 10,803,904
- Issue date Oct 13, 2020
- Sony Corporation
- Minoru Yamaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording cartridge
- Patent number 10,720,181
- Issue date Jul 21, 2020
- Sony Corporation
- Minoru Yamaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording medium and magnetic storage apparatus
- Patent number 10,614,849
- Issue date Apr 7, 2020
- Showa Denko K.K.
- Takayuki Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Protective layer for mitigating protruding defects in magnetic tape...
- Patent number 10,395,684
- Issue date Aug 27, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium including multiple magnetic layers with m...
- Patent number 10,210,894
- Issue date Feb 19, 2019
- Kabushiki Kaisha Toshiba
- Hirofumi Suto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and magnetic memory device including magn...
- Patent number 10,008,220
- Issue date Jun 26, 2018
- Showa Denko K.K.
- Takayuki Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat assisted magnetic recording media with enhanced tuning exchang...
- Patent number 9,984,713
- Issue date May 29, 2018
- Seagate Technology LLC
- Antonio Javier Zambano
- G11 - INFORMATION STORAGE
Information Patent Grant
Damping controlled composite magnetic media for heat assisted magne...
- Patent number 9,799,363
- Issue date Oct 24, 2017
- Seagate Technology, LLC
- Xi Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Soft magnetic underlayer having high temperature robustness for hig...
- Patent number 9,406,328
- Issue date Aug 2, 2016
- HGST Netherlands B.V.
- Shun Tonooka
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium with dual magnetic layers including speci...
- Patent number 7,585,576
- Issue date Sep 8, 2009
- Sony Corporation
- Atsushi Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic powder, method for producing the same and magnetic recordi...
- Patent number 7,510,790
- Issue date Mar 31, 2009
- Hitachi Maxell, Ltd.
- Mikio Kishimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium using magnetic powder having a core porti...
- Patent number 7,445,858
- Issue date Nov 4, 2008
- Hitachi Maxell, Ltd.
- Sadamu Kuse
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape having controlled heat-shrinkage and humidity expansi...
- Patent number 7,381,481
- Issue date Jun 3, 2008
- Sony Corporation
- Nobuyuki Nagai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 7,348,079
- Issue date Mar 25, 2008
- FUJIFILM Corporation
- Yuichiro Murayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium using magnetic powder having a core porti...
- Patent number 7,291,409
- Issue date Nov 6, 2007
- Hitachi Maxell, Ltd.
- Sadamu Kuse
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape and magnetic tape cartridge
- Patent number 7,267,896
- Issue date Sep 11, 2007
- Hitachi Maxell, Ltd.
- Sadamu Kuse
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC STACK INCLUDING NON-MAGNETIC SEED LAYER FOR HARD DISK DRIV...
- Publication number 20230178106
- Publication date Jun 8, 2023
- SEAGATE TECHNOLOGY LLC
- Florin Zavaliche
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC TAPE CONTAINER
- Publication number 20220277772
- Publication date Sep 1, 2022
- FUJIFILM CORPORATION
- Shota KAMIMURA
- G11 - INFORMATION STORAGE
Information Patent Application
TAPE MEDIA HAVING SYNERGISTIC MAGNETIC RECORDING LAYER AND UNDERLAYER
- Publication number 20210390980
- Publication date Dec 16, 2021
- International Business Machines Corporation
- Richard Bradshaw
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING CARTRIDGE
- Publication number 20210241797
- Publication date Aug 5, 2021
- SONY GROUP CORPORATION
- Minoru YAMAGA
- G11 - INFORMATION STORAGE
Information Patent Application
TAPE MEDIA HAVING SYNERGISTIC MAGNETIC RECORDING LAYER AND UNDERLAYER
- Publication number 20210056996
- Publication date Feb 25, 2021
- International Business Machines Corporation
- Richard Bradshaw
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING CARTRIDGE
- Publication number 20200342907
- Publication date Oct 29, 2020
- SONY CORPORATION
- Minoru YAMAGA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM
- Publication number 20200342902
- Publication date Oct 29, 2020
- SONY CORPORATION
- Taikei ENOMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM
- Publication number 20200342901
- Publication date Oct 29, 2020
- SONY CORPORATION
- Taikei ENOMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING CARTRIDGE
- Publication number 20200342908
- Publication date Oct 29, 2020
- SONY CORPORATION
- Minoru YAMAGA
- G11 - INFORMATION STORAGE
Information Patent Application
PROTECTIVE LAYER FOR MITIGATING PROTRUDING DEFECTS IN MAGNETIC TAPE...
- Publication number 20190311736
- Publication date Oct 10, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
PROTECTIVE LAYER FOR MITIGATING PROTRUDING DEFECTS IN MAGNETIC TAPE...
- Publication number 20190304495
- Publication date Oct 3, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
PROTECTIVE LAYER FOR MITIGATING PROTRUDING DEFECTS IN MAGNETIC TAPE...
- Publication number 20190304494
- Publication date Oct 3, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC TAPE
- Publication number 20190027180
- Publication date Jan 24, 2019
- FUJIFILM CORPORATION
- Norihito KASADA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC TAPE
- Publication number 20190027175
- Publication date Jan 24, 2019
- FUJIFILM CORPORATION
- Takuto KUROKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
LAYERED SEGREGANT HEAT ASSISTED MAGNETIC RECORDING (HAMR) MEDIA
- Publication number 20160099017
- Publication date Apr 7, 2016
- Olav Hellwig
- G11 - INFORMATION STORAGE
Information Patent Application
DAMPING CONTROLLED COMPOSITE MAGNETIC MEDIA FOR HEAT ASSISTED MAGNE...
- Publication number 20140272473
- Publication date Sep 18, 2014
- Xi Chen
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM
- Publication number 20080254323
- Publication date Oct 16, 2008
- TDK Corporation
- Masao NAKAYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium
- Publication number 20080124584
- Publication date May 29, 2008
- Sony Corporation
- Atsushi Kato
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC TAPE AND MAGNETIC TAPE CARTRIDGE
- Publication number 20080107921
- Publication date May 8, 2008
- Hitachi Maxell, Ltd.
- Sadamu KUSE
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING CASSETTE
- Publication number 20070159722
- Publication date Jul 12, 2007
- Hitachi Maxell, Ltd.
- Sadamu KUSE
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic tape
- Publication number 20060068232
- Publication date Mar 30, 2006
- Hitachi Maxell, Ltd.
- Hisanobu Mikamo
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and manufacturing method thereof
- Publication number 20060051621
- Publication date Mar 9, 2006
- Fuji Photo Film Co., Ltd.
- Yasushi Hattori
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic powder, method for producing the same and magnetic recordi...
- Publication number 20060008645
- Publication date Jan 12, 2006
- Nikio Kishimoto
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic recording cassette
- Publication number 20050276999
- Publication date Dec 15, 2005
- Sadamu Kuse
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium
- Publication number 20050196640
- Publication date Sep 8, 2005
- Sony Corporation
- Atsushi Kato
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium
- Publication number 20050186451
- Publication date Aug 25, 2005
- Sony Corporation
- Atsushi Kato
- G11 - INFORMATION STORAGE
Information Patent Application
Multi-layer magnetic medium having a dense magnetic upper layer
- Publication number 20040253481
- Publication date Dec 16, 2004
- Mark D. Larson
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic tape
- Publication number 20040166375
- Publication date Aug 26, 2004
- Sony Corporation
- Nobuyuki Nagai
- G11 - INFORMATION STORAGE
Information Patent Application
Leader tape and magnetic tape cartridge
- Publication number 20040159733
- Publication date Aug 19, 2004
- Fuji Photo Film Co., Ltd.
- Masami Sato
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium
- Publication number 20040121187
- Publication date Jun 24, 2004
- Atsushi Kato
- G11 - INFORMATION STORAGE

characterised by two or more magnetic layers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Magnetic stack including non-magnetic seed layer for hard disk driv...

Tape media having synergistic magnetic recording layer and underlayer

Magnetic recording medium, method of manufacturing magnetic recordi...

Protective layer for mitigating protruding defects in magnetic tape...

Protective layer for mitigating protruding defects in magnetic tape...

Protective layer for mitigating protruding defects in magnetic tape...

Magnetic recording cartridge

Magnetic recording medium utilizing adjacent underlayer and magneti...

Magnetic recording layer formulation for tape media

Tape cartridge having tape media having synergistic magnetic record...

Underlayer formulation for tape media

Tape media having synergistic magnetic recording layer and underlayer

Magnetic recording cartridge

Magnetic recording medium

Magnetic recording cartridge

Magnetic recording cartridge

Heat-assisted magnetic recording medium and magnetic storage apparatus

Protective layer for mitigating protruding defects in magnetic tape...

Magnetic recording medium including multiple magnetic layers with m...

Magnetic recording medium and magnetic memory device including magn...

Heat assisted magnetic recording media with enhanced tuning exchang...

Damping controlled composite magnetic media for heat assisted magne...

Soft magnetic underlayer having high temperature robustness for hig...

Magnetic recording medium with dual magnetic layers including speci...

Magnetic powder, method for producing the same and magnetic recordi...

Magnetic recording medium using magnetic powder having a core porti...

Magnetic tape having controlled heat-shrinkage and humidity expansi...

Magnetic recording medium

Magnetic recording medium using magnetic powder having a core porti...

Magnetic tape and magnetic tape cartridge

Patents Applicationslast 30 patents

MAGNETIC STACK INCLUDING NON-MAGNETIC SEED LAYER FOR HARD DISK DRIV...

MAGNETIC TAPE CONTAINER

TAPE MEDIA HAVING SYNERGISTIC MAGNETIC RECORDING LAYER AND UNDERLAYER

MAGNETIC RECORDING CARTRIDGE

TAPE MEDIA HAVING SYNERGISTIC MAGNETIC RECORDING LAYER AND UNDERLAYER

MAGNETIC RECORDING CARTRIDGE

MAGNETIC RECORDING MEDIUM

MAGNETIC RECORDING MEDIUM

MAGNETIC RECORDING CARTRIDGE

PROTECTIVE LAYER FOR MITIGATING PROTRUDING DEFECTS IN MAGNETIC TAPE...

PROTECTIVE LAYER FOR MITIGATING PROTRUDING DEFECTS IN MAGNETIC TAPE...

PROTECTIVE LAYER FOR MITIGATING PROTRUDING DEFECTS IN MAGNETIC TAPE...

MAGNETIC TAPE

MAGNETIC TAPE

LAYERED SEGREGANT HEAT ASSISTED MAGNETIC RECORDING (HAMR) MEDIA

DAMPING CONTROLLED COMPOSITE MAGNETIC MEDIA FOR HEAT ASSISTED MAGNE...

MAGNETIC RECORDING MEDIUM

Magnetic recording medium

MAGNETIC TAPE AND MAGNETIC TAPE CARTRIDGE

MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING CASSETTE

Magnetic tape

Magnetic recording medium and manufacturing method thereof

Magnetic powder, method for producing the same and magnetic recordi...

Magnetic recording medium and magnetic recording cassette

Magnetic recording medium

Magnetic recording medium

Multi-layer magnetic medium having a dense magnetic upper layer

Magnetic tape

Leader tape and magnetic tape cartridge

Magnetic recording medium