Optical waveguide in or on flying head

Industry

CPC
G11B5/6088

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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

G11B5/6088Optical waveguide in or on flying head

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Hybrid plasmonic bottom layer for increased near field transducer r...
- Patent number 12,354,628
- Issue date Jul 8, 2025
- Headway Technologies, Inc.
- Weihao Xu
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat assisted magnetic recording (HAMR) write head with enhanced st...
- Patent number 12,315,539
- Issue date May 27, 2025
- Western Digital Technologies, Inc.
- Sung Hun Wee
- G11 - INFORMATION STORAGE
Information Patent Grant
Single-grain near-field transducer and process for forming same
- Patent number 12,249,357
- Issue date Mar 11, 2025
- Seagate Technology LLC
- Michael Christopher Kautzky
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head with an integrated photodiode
- Patent number 12,236,986
- Issue date Feb 25, 2025
- Seagate Technology LLC
- Mark Anthony Gubbins
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head near-field transducer with a...
- Patent number 12,198,721
- Issue date Jan 14, 2025
- Seagate Technology LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming a HAMR recording head with a protruding near-fie...
- Patent number 12,190,922
- Issue date Jan 7, 2025
- Seagate Technology LLC
- Michael A. Seigler
- G11 - INFORMATION STORAGE
Information Patent Grant
Short on wafer laser for heat assisted magnetic recording
- Patent number 12,170,102
- Issue date Dec 17, 2024
- Seagate Technology LLC
- Reyad Mehfuz
- G11 - INFORMATION STORAGE
Information Patent Grant
Local extension of head overcoat with a near-field transducer exten...
- Patent number 12,159,654
- Issue date Dec 3, 2024
- Western Digital Technologies, Inc.
- Mehdi Habibollahzadeh
- G11 - INFORMATION STORAGE
Information Patent Grant
Assist cores for spot size converter for heat assisted magnetic rec...
- Patent number 12,148,458
- Issue date Nov 19, 2024
- Western Digital Technologies, Inc.
- Norman Nan Shi
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser feedback suppressor for heat-assisted magnetic recording
- Patent number 12,106,771
- Issue date Oct 1, 2024
- Seagate Technology LLC
- Aidan Dominic Goggin
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording (HAMR) head with main pole having...
- Patent number 12,057,149
- Issue date Aug 6, 2024
- Western Digital Technologies, Inc.
- Takuya Matsumoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Tapered bi-layer near field transducer for heat-assisted magnetic r...
- Patent number 12,014,758
- Issue date Jun 18, 2024
- Headway Technologies, Inc.
- Weihao Xu
- 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
Heat-assisted magnetic recording head with an integrated photodiode
- Patent number 11,908,499
- Issue date Feb 20, 2024
- Seagate Technology LLC
- Mark Gubbins
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head near-field transducer with a...
- Patent number 11,900,963
- Issue date Feb 13, 2024
- Seagate Technology LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Grant
Self-aligned hybrid near field transducer with single peg grain
- Patent number 11,894,031
- Issue date Feb 6, 2024
- Headway Technologies, Inc.
- Xuhui Jin
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat treatment of NFT and surrounding material
- Patent number 11,881,230
- Issue date Jan 23, 2024
- Western Digital Technologies, Inc.
- Sukumar Rajauria
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head with a bilayer adhesion struc...
- Patent number 11,875,826
- Issue date Jan 16, 2024
- Seagate Technology LLC
- Michael C Kautzky
- G11 - INFORMATION STORAGE
Information Patent Grant
Current assisted HAMR magnetic writer
- Patent number 11,854,584
- Issue date Dec 26, 2023
- Western Digital Technologies, Inc.
- Muhammad Asif Bashir
- G11 - INFORMATION STORAGE
Information Patent Grant
Short on wafer laser for heat assisted magnetic recording
- Patent number 11,848,036
- Issue date Dec 19, 2023
- Seagate Technology LLC
- Reyad Mehfuz
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted recording head having mirror liner that reduces evane...
- Patent number 11,823,719
- Issue date Nov 21, 2023
- Seagate Technology LLC
- Chubing Peng
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser feedback suppressor for heat-assisted magnetic recording
- Patent number 11,817,119
- Issue date Nov 14, 2023
- Seagate Technology LLC
- Aidan Dominic Goggin
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head near-field transducer with a...
- Patent number 11,798,582
- Issue date Oct 24, 2023
- Seagate Technology LLC
- Anil Kumar Puri
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head with a laser heater
- Patent number 11,798,580
- Issue date Oct 24, 2023
- Seagate Technology LLC
- Nils Jan Gokemeijer
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head near-field transducer with a...
- Patent number 11,790,944
- Issue date Oct 17, 2023
- Seagate Technology LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat sinking layer between a substrate and encasing layers of a rec...
- Patent number 11,790,939
- Issue date Oct 17, 2023
- Seagate Technology LLC
- Helene Parwana Habibi
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording (HAMR) write head with protective...
- Patent number 11,776,566
- Issue date Oct 3, 2023
- Western Digital Technologies, Inc.
- Nattaporn Khamnualthong
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording head with a multilayer plasmonic disk
- Patent number 11,710,502
- Issue date Jul 25, 2023
- Seagate Technology LLC
- Tae-Woo Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally-assisted magnetic recording (TAMR) head with magnetic ass...
- Patent number 11,699,461
- Issue date Jul 11, 2023
- Headway Technologies, Inc.
- Bogdan Florin Valcu
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk device with improved impact resistance
- Patent number 11,664,049
- Issue date May 30, 2023
- Kabushiki Kaisha Toshiba
- Masaya Kudo
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SINGLE-GRAIN NEAR-FIELD TRANSDUCER AND PROCESS FOR FORMING SAME
- Publication number 20250201270
- Publication date Jun 19, 2025
- SEAGATE TECHNOLOGY LLC
- Michael Christopher Kautzky
- C30 - CRYSTAL GROWTH
Information Patent Application
LOCAL EXTENSION OF HEAD OVERCOAT WITH A NEAR-FIELD TRANSDUCER EXTEN...
- Publication number 20240404551
- Publication date Dec 5, 2024
- Western Digital Technologies, Inc.
- Mehdi HABIBOLLAHZADEH
- G11 - INFORMATION STORAGE
Information Patent Application
Tapered Bi-Layer Near Field Transducer For Heat-Assisted Magnetic R...
- Publication number 20240296866
- Publication date Sep 5, 2024
- HEADWAY TECHNOLOGIES, INC.
- Weihao Xu
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT ASSISTED MAGNETIC RECORDING (HAMR) WRITE HEAD WITH ENHANCED ST...
- Publication number 20240233757
- Publication date Jul 11, 2024
- Western Digital Technologies, Inc.
- Sung Hun Wee
- 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
HEAT-ASSISTED MAGNETIC RECORDING (HAMR) HEAD WITH MAIN POLE HAVING...
- Publication number 20240161777
- Publication date May 16, 2024
- Western Digital Technologies, Inc.
- Takuya Matsumoto
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT ASSISTED MAGNETIC RECORDING (HAMR) WRITE HEAD WITH ENHANCED ST...
- Publication number 20240135964
- Publication date Apr 25, 2024
- Western Digital Technologies, Inc.
- Sung Hun Wee
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT-ASSISTED MAGNETIC RECORDING HEAD WITH AN INTEGRATED PHOTODIODE
- Publication number 20240112696
- Publication date Apr 4, 2024
- SEAGATE TECHNOLOGY LLC
- Mark Anthony Gubbins
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT-ASSISTED MAGNETIC RECORDING HEAD NEAR-FIELD TRANSDUCER WITH A...
- Publication number 20240096369
- Publication date Mar 21, 2024
- SEAGATE TECHNOLOGY LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Application
LASER FEEDBACK SUPPRESSOR FOR HEAT-ASSISTED MAGNETIC RECORDING
- Publication number 20240013806
- Publication date Jan 11, 2024
- SEAGATE TECHNOLOGY LLC
- Aidan Dominic Goggin
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT-ASSISTED MAGNETIC RECORDING HEAD NEAR-FIELD TRANSDUCER WITH A...
- Publication number 20230410843
- Publication date Dec 21, 2023
- SEAGATE TECHNOLOGY LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Application
HAMR HEAD WITH NEAR-FIELD TRANSDUCER (NFT) WITH TRAILING BEVEL
- Publication number 20230059099
- Publication date Feb 23, 2023
- Western Digital Technologies, Inc.
- Mingjun YU
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT-ASSISTED MAGNETIC RECORDING HEAD NEAR-FIELD TRANSDUCER WITH A...
- Publication number 20220415354
- Publication date Dec 29, 2022
- SEAGATE TECHNOLOGY LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Application
Heat-Assisted Magnetic Recording (HAMR) Write Head With Protective...
- Publication number 20220399034
- Publication date Dec 15, 2022
- Western Digital Technologies, Inc.
- Nattaporn KHAMNUALTHONG
- G11 - INFORMATION STORAGE
Information Patent Application
SINGLE-GRAIN NEAR-FIELD TRANSDUCER AND PROCESS FOR FORMING SAME
- Publication number 20220366934
- Publication date Nov 17, 2022
- SEAGATE TECHNOLOGY LLC
- Michael Christopher Kautzky
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HEAT-ASSISTED MAGNETIC RECORDING HEAD NEAR-FIELD TRANSDUCER WITH A...
- Publication number 20220319542
- Publication date Oct 6, 2022
- SEAGATE TECHNOLOGY LLC
- Anil Kumar Puri
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
VCSEL Array For HAMR
- Publication number 20220189508
- Publication date Jun 16, 2022
- Western Digital Technologies, Inc.
- Barry C. STIPE
- G11 - INFORMATION STORAGE
Information Patent Application
VCSEL Array For HAMR
- Publication number 20220189507
- Publication date Jun 16, 2022
- Western Digital Technologies, Inc.
- Barry C. STIPE
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DEVICE WITH IMPROVED IMPACT RESISTANCE
- Publication number 20220172741
- Publication date Jun 2, 2022
- Kabushiki Kaisha Toshiba
- Masaya Kudo
- G11 - INFORMATION STORAGE
Information Patent Application
Laser Feedback Suppressor for Heat-Assisted Magnetic Recording
- Publication number 20220101879
- Publication date Mar 31, 2022
- SEAGATE TECHNOLOGY LLC
- Aidan Dominic Goggin
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL POWER SENSOR FOR A HEAT-ASSISTED MAGNETIC RECORDING SLIDER
- Publication number 20220068301
- Publication date Mar 3, 2022
- SEAGATE TECHNOLOGY LLC
- Chubing Peng
- G11 - INFORMATION STORAGE
Information Patent Application
WAVEGUIDE WITH OPTICAL ISOLATOR FOR HEAT-ASSISTED MAGNETIC RECORDING
- Publication number 20210327463
- Publication date Oct 21, 2021
- SEAGATE TECHNOLOGY LLC
- John Bernard McGurk
- G11 - INFORMATION STORAGE
Information Patent Application
COMPACT MODE CONVERTER FOR HEAT-ASSISTED MAGNETIC RECORDING
- Publication number 20210225397
- Publication date Jul 22, 2021
- SEAGATE TECHNOLOGY LLC
- Reyad Mehfuz
- G02 - OPTICS
Information Patent Application
MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS
- Publication number 20200327905
- Publication date Oct 15, 2020
- SHOWA DENKO K.K.
- Takayuki FUKUSHIMA
- G11 - INFORMATION STORAGE
Information Patent Application
MATERIALS FOR NEAR FIELD TRANSDUCERS AND NEAR FIELD TRANSDUCERS CON...
- Publication number 20200227086
- Publication date Jul 16, 2020
- SEAGATE TECHNOLOGY LLC
- Yuhang Cheng
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MODE SPLITTER FOR HEAT-ASSISTED MAGNETIC RECORDING
- Publication number 20200152230
- Publication date May 14, 2020
- SEAGATE TECHNOLOGY LLC
- Christopher Neil Harvey
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR-FIELD TRANSDUCER FOR HEAT ASSISTED MAGNETIC RECORDING COMPRISI...
- Publication number 20190378539
- Publication date Dec 12, 2019
- Takuya MATSUMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
NFT WITH MECHANICALLY ROBUST MATERIALS
- Publication number 20190214041
- Publication date Jul 11, 2019
- SEAGATE TECHNOLOGY LLC
- Martin Giles Blaber
- G11 - INFORMATION STORAGE
Information Patent Application
DEVICES INCLUDING A DIFFUSION BARRIER LAYER
- Publication number 20190164570
- Publication date May 30, 2019
- SEAGATE TECHNOLOGY LLC
- Sarbeswar Sahoo
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR FIELD TRANSDUCERS (NFTS) AND METHODS OF FORMING NFTS
- Publication number 20190153590
- Publication date May 23, 2019
- SEAGATE TECHNOLOGY LLC
- Tong Zhao
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Optical waveguide in or on flying head

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Hybrid plasmonic bottom layer for increased near field transducer r...

Heat assisted magnetic recording (HAMR) write head with enhanced st...

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

Heat-assisted magnetic recording head with an integrated photodiode

Heat-assisted magnetic recording head near-field transducer with a...

Method for forming a HAMR recording head with a protruding near-fie...

Short on wafer laser for heat assisted magnetic recording

Local extension of head overcoat with a near-field transducer exten...

Assist cores for spot size converter for heat assisted magnetic rec...

Laser feedback suppressor for heat-assisted magnetic recording

Heat-assisted magnetic recording (HAMR) head with main pole having...

Tapered bi-layer near field transducer for heat-assisted magnetic r...

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

Heat-assisted magnetic recording head with an integrated photodiode

Heat-assisted magnetic recording head near-field transducer with a...

Self-aligned hybrid near field transducer with single peg grain

Heat treatment of NFT and surrounding material

Heat-assisted magnetic recording head with a bilayer adhesion struc...

Current assisted HAMR magnetic writer

Short on wafer laser for heat assisted magnetic recording

Heat-assisted recording head having mirror liner that reduces evane...

Laser feedback suppressor for heat-assisted magnetic recording

Heat-assisted magnetic recording head near-field transducer with a...

Heat-assisted magnetic recording head with a laser heater

Heat-assisted magnetic recording head near-field transducer with a...

Heat sinking layer between a substrate and encasing layers of a rec...

Heat-assisted magnetic recording (HAMR) write head with protective...

Heat-assisted magnetic recording head with a multilayer plasmonic disk

Thermally-assisted magnetic recording (TAMR) head with magnetic ass...

Disk device with improved impact resistance

Patents Applicationslast 30 patents

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

LOCAL EXTENSION OF HEAD OVERCOAT WITH A NEAR-FIELD TRANSDUCER EXTEN...

Tapered Bi-Layer Near Field Transducer For Heat-Assisted Magnetic R...

HEAT ASSISTED MAGNETIC RECORDING (HAMR) WRITE HEAD WITH ENHANCED ST...

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

HEAT-ASSISTED MAGNETIC RECORDING (HAMR) HEAD WITH MAIN POLE HAVING...

HEAT ASSISTED MAGNETIC RECORDING (HAMR) WRITE HEAD WITH ENHANCED ST...

HEAT-ASSISTED MAGNETIC RECORDING HEAD WITH AN INTEGRATED PHOTODIODE

HEAT-ASSISTED MAGNETIC RECORDING HEAD NEAR-FIELD TRANSDUCER WITH A...

LASER FEEDBACK SUPPRESSOR FOR HEAT-ASSISTED MAGNETIC RECORDING

HEAT-ASSISTED MAGNETIC RECORDING HEAD NEAR-FIELD TRANSDUCER WITH A...

HAMR HEAD WITH NEAR-FIELD TRANSDUCER (NFT) WITH TRAILING BEVEL

HEAT-ASSISTED MAGNETIC RECORDING HEAD NEAR-FIELD TRANSDUCER WITH A...

Heat-Assisted Magnetic Recording (HAMR) Write Head With Protective...

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

HEAT-ASSISTED MAGNETIC RECORDING HEAD NEAR-FIELD TRANSDUCER WITH A...

VCSEL Array For HAMR

VCSEL Array For HAMR

DISK DEVICE WITH IMPROVED IMPACT RESISTANCE

Laser Feedback Suppressor for Heat-Assisted Magnetic Recording

OPTICAL POWER SENSOR FOR A HEAT-ASSISTED MAGNETIC RECORDING SLIDER

WAVEGUIDE WITH OPTICAL ISOLATOR FOR HEAT-ASSISTED MAGNETIC RECORDING

COMPACT MODE CONVERTER FOR HEAT-ASSISTED MAGNETIC RECORDING

MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS

MATERIALS FOR NEAR FIELD TRANSDUCERS AND NEAR FIELD TRANSDUCERS CON...

MODE SPLITTER FOR HEAT-ASSISTED MAGNETIC RECORDING

NEAR-FIELD TRANSDUCER FOR HEAT ASSISTED MAGNETIC RECORDING COMPRISI...

NFT WITH MECHANICALLY ROBUST MATERIALS

DEVICES INCLUDING A DIFFUSION BARRIER LAYER

NEAR FIELD TRANSDUCERS (NFTS) AND METHODS OF FORMING NFTS