Processes or apparatus specially adapted for manufacturing record carriers

Industry

CPC
G11B5/84

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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

G11B5/84Processes or apparatus specially adapted for manufacturing record carriers

Industries

Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium having characterized magnetic layer, magn...
- Patent number 12,159,657
- Issue date Dec 3, 2024
- FUJIFILM Corporation
- Eiki Ozawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Chamfer formation on data storage disc substrates
- Patent number 12,159,658
- Issue date Dec 3, 2024
- Seagate Technology, LLC
- Sideq Bin Salleh
- B24 - GRINDING POLISHING
Information Patent Grant
Method for manufacturing substrate and method for manufacturing sub...
- Patent number 12,145,238
- Issue date Nov 19, 2024
- Hoya Corporation
- Masao Takano
- B24 - GRINDING POLISHING
Information Patent Grant
Magnetic tape with particular surface characteristics, magnetic tap...
- Patent number 12,106,789
- Issue date Oct 1, 2024
- FUJIFILM Corporation
- Nagisa Yamasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Aluminum alloy disc blank for magnetic disc and magnetic disc
- Patent number 12,087,342
- Issue date Sep 10, 2024
- UACJ Corporation
- Kotaro Kitawaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for forming tape media having synergistic magnetic recordin...
- Patent number 12,014,760
- Issue date Jun 18, 2024
- International Business Machines Corporation
- Richard Bradshaw
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods of manufacturing at least a portion of a magnetic layer of...
- Patent number 11,948,614
- Issue date Apr 2, 2024
- Seagate Technology LLC
- Xiaomin Yang
- G11 - INFORMATION STORAGE
Information Patent Grant
Single-grain near-field transducer and process for forming same
- Patent number 11,935,567
- Issue date Mar 19, 2024
- Seagate Technology LLC
- Michael Christopher Kautzky
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for manufacturing annular glass plate, method for manufactur...
- Patent number 11,884,582
- Issue date Jan 30, 2024
- Hoya Corporation
- Shuhei Azuma
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Magnetic encoding of physical objects in an additive manufacturing...
- Patent number 11,884,019
- Issue date Jan 30, 2024
- Raytheon Company
- Andrew M. Wilds
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of protecting a magnetic layer of a magnetic recording medium
- Patent number 11,848,037
- Issue date Dec 19, 2023
- National University of Singapore
- Barbaros Oezyilmaz
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Spacer and laminate
- Patent number 11,839,950
- Issue date Dec 12, 2023
- Hoya Corporation
- Masao Takano
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing magnetic powder and method of producing magneti...
- Patent number 11,830,533
- Issue date Nov 28, 2023
- Sony Corporation
- Natsuki Toyosawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Organic fluorine compound, lubricant, and processing method of magn...
- Patent number 11,820,862
- Issue date Nov 21, 2023
- Resonac Corporation
- Kentaro Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Deposition apparatus
- Patent number 11,821,067
- Issue date Nov 21, 2023
- Canon Anelva Corporation
- Masahiro Atsumi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording media with tungsten pre-seed layer
- Patent number 11,810,605
- Issue date Nov 7, 2023
- Western Digital Technologies, Inc.
- Kai Tang
- 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-disk glass substrate, magnetic-disk glass substrate interm...
- Patent number 11,710,505
- Issue date Jul 25, 2023
- Hoya Corporation
- Shuhei Azuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method of magnetic disk device and magnetic disk device
- Patent number 11,705,154
- Issue date Jul 18, 2023
- Kabushiki Kaisha Toshiba
- Takahiro Magome
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device
- Patent number 11,682,424
- Issue date Jun 20, 2023
- Hoya Corporation
- Masanobu Itaya
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Polishing liquid, method for manufacturing glass substrate, and met...
- Patent number 11,680,187
- Issue date Jun 20, 2023
- Hoya Corporation
- Toshio Takizawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Tuned edge profile of a disk substrate for use in magnetic recordin...
- Patent number 11,664,050
- Issue date May 30, 2023
- Western Digital Technologies, Inc.
- Shoji Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Vacuum process apparatus and vacuum process method
- Patent number 11,600,295
- Issue date Mar 7, 2023
- Canon Anelva Corporation
- Hiroshi Yakushiji
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic media design with multiple non-magnetic exchange control l...
- Patent number 11,600,294
- Issue date Mar 7, 2023
- Western Digital Technologies, Inc.
- Kai Tang
- G11 - INFORMATION STORAGE
Information Patent Grant
Sputtering target, granular film and perpendicular magnetic recordi...
- Patent number 11,591,688
- Issue date Feb 28, 2023
- JX Nippon Mining & Metals Corporation
- Masayoshi Shimizu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic tape having characterized magnetic layer and magnetic reco...
- Patent number 11,581,015
- Issue date Feb 14, 2023
- FUJIFILM Corporation
- Norihito Kasada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape having characterized magnetic layer and magnetic reco...
- Patent number 11,551,716
- Issue date Jan 10, 2023
- FUJIFILM Corporation
- Norihito Kasada
- G11 - INFORMATION STORAGE
Information Patent Grant
Organic fluorine compound, lubricant, and processing method of magn...
- Patent number 11,525,032
- Issue date Dec 13, 2022
- Showa Denko K.K.
- Kentaro Watanabe
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method of producing a magnetic powder and method of producing a mag...
- Patent number 11,521,649
- Issue date Dec 6, 2022
- Sony Corporation
- Atsushi Muramatsu
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic recording medium and magnetic recording and reproducing de...
- Patent number 11,514,940
- Issue date Nov 29, 2022
- FUJIFILM Corporation
- Naoki Sano
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SUBSTRATE FOR MAGNETIC DISK, MANUFACTURING METHOD THEREOF, AND MAGN...
- Publication number 20240371404
- Publication date Nov 7, 2024
- FURUKAWA ELECTRIC CO., LTD.
- Hideyuki HATAKEYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
ROTATING BODY MOUNTING DEVICE AND HARD DISK MANUFACTURING METHOD
- Publication number 20240347074
- Publication date Oct 17, 2024
- Komura Tech Co., Ltd.
- Makoto Gonda
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC RE...
- Publication number 20240304215
- Publication date Sep 12, 2024
- FUJIFILM CORPORATION
- Masahide SATO
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT TREATMENT CHAMBER, FILM FORMING APPARATUS, AND SUBSTRATE HEATI...
- Publication number 20240244717
- Publication date Jul 18, 2024
- Resonac Corporation
- Gohei KUROKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK SUBSTRATE, MAGNETIC DISK, ANNULAR-SHAPED SUBSTRATE, A...
- Publication number 20240233764
- Publication date Jul 11, 2024
- HOYA CORPORATION
- Shuhei AZUMA
- G11 - INFORMATION STORAGE
Information Patent Application
FILM FORMING APPARATUS
- Publication number 20240212711
- Publication date Jun 27, 2024
- Resonac Corporation
- Chihiro TAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, SERVO PATTERN RECORDING DEV...
- Publication number 20240212708
- Publication date Jun 27, 2024
- FUJIFILM CORPORATION
- Toru NAKAO
- G11 - INFORMATION STORAGE
Information Patent Application
DISK HUB FOR RETAINING AND ROTATING MAGNETIC RECORDING MEDIA DURING...
- Publication number 20240203452
- Publication date Jun 20, 2024
- Western Digital Technologies, Inc.
- Qi Sun
- G11 - INFORMATION STORAGE
Information Patent Application
SINGLE-GRAIN NEAR-FIELD TRANSDUCER AND PROCESS FOR FORMING SAME
- Publication number 20240185882
- Publication date Jun 6, 2024
- SEAGATE TECHNOLOGY LLC
- Michael Christopher Kautzky
- C30 - CRYSTAL GROWTH
Information Patent Application
SUBSTRATE ATTACHING/DETACHING ROBOT, SUBSTRATE ATTACHING/DETACHING...
- Publication number 20240173852
- Publication date May 30, 2024
- Resonac Corporation
- Takayuki MORI
- G11 - INFORMATION STORAGE
Information Patent Application
TAPE REEL, TAPE CARTRIDGE, AND APPARATUS FOR PRODUCING TAPE REEL
- Publication number 20240161781
- Publication date May 16, 2024
- SONY GROUP CORPORATION
- Takeshi SAITO
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK SUBSTRATE, MAGNETIC DISK, ANNULAR-SHAPED SUBSTRATE, A...
- Publication number 20240135970
- Publication date Apr 25, 2024
- HOYA CORPORATION
- Shuhei AZUMA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS
- Publication number 20240112697
- Publication date Apr 4, 2024
- FUJIFILM CORPORATION
- Takuto KUROKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
ANNULAR GLASS PLATE, METHOD FOR MANUFACTURING GLASS SUBSTRATE FOR M...
- Publication number 20240109807
- Publication date Apr 4, 2024
- HOYA CORPORATION
- Shuhei AZUMA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
GLASS SHEET FOR FABRICATING MAGNETIC RECORDING MEDIA AND METHOD OF...
- Publication number 20240101463
- Publication date Mar 28, 2024
- Western Digital Technologies, Inc.
- Shoji Suzuki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR MANUFACTURING GLASS PLATE, METHOD FOR MANUFACTURING GLAS...
- Publication number 20240101473
- Publication date Mar 28, 2024
- HOYA CORPORATION
- Shuhei AZUMA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
METHOD FOR MANUFACTURING SUBSTRATE AND METHOD FOR MANUFACTURING SUB...
- Publication number 20240082979
- Publication date Mar 14, 2024
- HOYA CORPORATION
- Masao TAKANO
- B24 - GRINDING POLISHING
Information Patent Application
METHOD FOR MANUFACTURING MAGNETIC DISK, MAGNETIC DISK, AND MAGNETIC...
- Publication number 20240062779
- Publication date Feb 22, 2024
- HOYA CORPORATION
- Shinji EDA
- G11 - INFORMATION STORAGE
Information Patent Application
DEPOSITION APPARATUS
- Publication number 20240052477
- Publication date Feb 15, 2024
- Canon ANELVA Corporation
- Masahiro ATSUMI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD FOR MANUFACTURING GLASS PLATE, METHOD FOR MANUFACTURING GLAS...
- Publication number 20240018031
- Publication date Jan 18, 2024
- HOYA CORPORATION
- Shuhei AZUMA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ALUMINUM ALLOY DISC BLANK FOR MAGNETIC DISC AND MAGNETIC DISC
- Publication number 20240018633
- Publication date Jan 18, 2024
- UACJ CORPORATION
- Kotaro KITAWAKI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING CARTRIDGE, AND RECORD...
- Publication number 20230410845
- Publication date Dec 21, 2023
- SONY GROUP CORPORATION
- Minoru YAMAGA
- G11 - INFORMATION STORAGE
Information Patent Application
ALUMINUM ALLOY DISC BLANK FOR MAGNETIC DISC AND MAGNETIC DISC
- Publication number 20230335161
- Publication date Oct 19, 2023
- UACJ CORPORATION
- Kotaro KITAWAKI
- G11 - INFORMATION STORAGE
Information Patent Application
POLISHING LIQUID AND METHOD FOR MANUFACTURING GLASS SUBSTRATE
- Publication number 20230287244
- Publication date Sep 14, 2023
- HOYA CORPORATION
- Toshio TAKIZAWA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHODS OF MANUFACTURING AT LEAST A PORTION OF A MAGNETIC LAYER OF...
- Publication number 20230267959
- Publication date Aug 24, 2023
- Seagate Technology LLC
- Xiaomin Yang
- G11 - INFORMATION STORAGE
Information Patent Application
DUMMY SUBSTRATE AND MANUFACTURING METHOD THEREOF CROSS-REFERENCE TO...
- Publication number 20230186948
- Publication date Jun 15, 2023
- SHOWA DENKO K.K.
- Sunao KAKITA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING DISK WITH HIGH INTERNAL STRESS TO REDUCE DISK DE...
- Publication number 20230110894
- Publication date Apr 13, 2023
- Western Digital Technologies, Inc.
- Shoji Suzuki
- G11 - INFORMATION STORAGE
Information Patent Application
TUNED EDGE PROFILE OF A DISK SUBSTRATE FOR USE IN MAGNETIC RECORDIN...
- Publication number 20230104944
- Publication date Apr 6, 2023
- Western Digital Technologies, Inc.
- Shoji Suzuki
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIA WITH TUNGSTEN PRE-SEED LAYER
- Publication number 20230099090
- Publication date Mar 30, 2023
- Western Digital Technologies, Inc.
- Kai Tang
- G11 - INFORMATION STORAGE
Information Patent Application
MANUFACTURING METHOD OF MAGNETIC DISK DEVICE AND MAGNETIC DISK DEVICE
- Publication number 20230088258
- Publication date Mar 23, 2023
- Kabushiki Kaisha Toshiba
- Takahiro MAGOME
- G11 - INFORMATION STORAGE

Processes or apparatus specially adapted for manufacturing record carriers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Magnetic recording medium having characterized magnetic layer, magn...

Chamfer formation on data storage disc substrates

Method for manufacturing substrate and method for manufacturing sub...

Magnetic tape with particular surface characteristics, magnetic tap...

Aluminum alloy disc blank for magnetic disc and magnetic disc

Process for forming tape media having synergistic magnetic recordin...

Methods of manufacturing at least a portion of a magnetic layer of...

Single-grain near-field transducer and process for forming same

Method for manufacturing annular glass plate, method for manufactur...

Magnetic encoding of physical objects in an additive manufacturing...

Method of protecting a magnetic layer of a magnetic recording medium

Spacer and laminate

Method of producing magnetic powder and method of producing magneti...

Organic fluorine compound, lubricant, and processing method of magn...

Deposition apparatus

Magnetic recording media with tungsten pre-seed layer

Tape media having synergistic magnetic recording layer and underlayer

Magnetic-disk glass substrate, magnetic-disk glass substrate interm...

Manufacturing method of magnetic disk device and magnetic disk device

Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device

Polishing liquid, method for manufacturing glass substrate, and met...

Tuned edge profile of a disk substrate for use in magnetic recordin...

Vacuum process apparatus and vacuum process method

Magnetic media design with multiple non-magnetic exchange control l...

Sputtering target, granular film and perpendicular magnetic recordi...

Magnetic tape having characterized magnetic layer and magnetic reco...

Magnetic tape having characterized magnetic layer and magnetic reco...

Organic fluorine compound, lubricant, and processing method of magn...

Method of producing a magnetic powder and method of producing a mag...

Magnetic recording medium and magnetic recording and reproducing de...

Patents Applicationslast 30 patents

SUBSTRATE FOR MAGNETIC DISK, MANUFACTURING METHOD THEREOF, AND MAGN...

ROTATING BODY MOUNTING DEVICE AND HARD DISK MANUFACTURING METHOD

MAGNETIC RECORDING MEDIUM, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC RE...

HEAT TREATMENT CHAMBER, FILM FORMING APPARATUS, AND SUBSTRATE HEATI...

MAGNETIC DISK SUBSTRATE, MAGNETIC DISK, ANNULAR-SHAPED SUBSTRATE, A...

FILM FORMING APPARATUS

MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, SERVO PATTERN RECORDING DEV...

DISK HUB FOR RETAINING AND ROTATING MAGNETIC RECORDING MEDIA DURING...

SINGLE-GRAIN NEAR-FIELD TRANSDUCER AND PROCESS FOR FORMING SAME

SUBSTRATE ATTACHING/DETACHING ROBOT, SUBSTRATE ATTACHING/DETACHING...

TAPE REEL, TAPE CARTRIDGE, AND APPARATUS FOR PRODUCING TAPE REEL

MAGNETIC DISK SUBSTRATE, MAGNETIC DISK, ANNULAR-SHAPED SUBSTRATE, A...

MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS

ANNULAR GLASS PLATE, METHOD FOR MANUFACTURING GLASS SUBSTRATE FOR M...

GLASS SHEET FOR FABRICATING MAGNETIC RECORDING MEDIA AND METHOD OF...

METHOD FOR MANUFACTURING GLASS PLATE, METHOD FOR MANUFACTURING GLAS...

METHOD FOR MANUFACTURING SUBSTRATE AND METHOD FOR MANUFACTURING SUB...

METHOD FOR MANUFACTURING MAGNETIC DISK, MAGNETIC DISK, AND MAGNETIC...

DEPOSITION APPARATUS

METHOD FOR MANUFACTURING GLASS PLATE, METHOD FOR MANUFACTURING GLAS...

ALUMINUM ALLOY DISC BLANK FOR MAGNETIC DISC AND MAGNETIC DISC

MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING CARTRIDGE, AND RECORD...

ALUMINUM ALLOY DISC BLANK FOR MAGNETIC DISC AND MAGNETIC DISC

POLISHING LIQUID AND METHOD FOR MANUFACTURING GLASS SUBSTRATE

METHODS OF MANUFACTURING AT LEAST A PORTION OF A MAGNETIC LAYER OF...

DUMMY SUBSTRATE AND MANUFACTURING METHOD THEREOF CROSS-REFERENCE TO...

MAGNETIC RECORDING DISK WITH HIGH INTERNAL STRESS TO REDUCE DISK DE...

TUNED EDGE PROFILE OF A DISK SUBSTRATE FOR USE IN MAGNETIC RECORDIN...

MAGNETIC RECORDING MEDIA WITH TUNGSTEN PRE-SEED LAYER

MANUFACTURING METHOD OF MAGNETIC DISK DEVICE AND MAGNETIC DISK DEVICE