John Charles Duda

Person

Bloomington, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Heatsink structures for heat-assisted magnetic recording heads
- Patent number 12,094,491
- Issue date Sep 17, 2024
- Seagate Technology LLC
- Helene Parwana Habibi
- G11 - INFORMATION STORAGE
Information Patent Grant
HAMR recording head with external cavity laser using a near-field t...
- Patent number 11,823,708
- Issue date Nov 21, 2023
- Seagate Technology LLC
- Vivek Krishnamurthy
- G11 - INFORMATION STORAGE
Information Patent Grant
Heatsink structures for heat-assisted magnetic recording heads
- Patent number 11,538,496
- Issue date Dec 27, 2022
- Seagate Technology LLC
- Helene Parwana Habibi
- G11 - INFORMATION STORAGE
Information Patent Grant
HAMR recording head with external cavity laser using a near-field t...
- Patent number 11,437,068
- Issue date Sep 6, 2022
- Seagate Technology LLC
- Vivek Krishnamurthy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heatsink structures for heat-assisted magnetic recording heads
- Patent number 11,011,201
- Issue date May 18, 2021
- Seagate Technology LLC
- Helene Parwana Habibi
- G11 - INFORMATION STORAGE
Information Patent Grant
Differential recessed topography of a media-facing surface
- Patent number 10,854,224
- Issue date Dec 1, 2020
- Seagate Technology LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Grant
Devices including a diffusion barrier layer
- Patent number 10,699,732
- Issue date Jun 30, 2020
- Seagate Technology LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Grant
Devices including a diffusion barrier layer
- Patent number 10,580,440
- Issue date Mar 3, 2020
- Seagate Technology LLC
- Sarbeswar Sahoo
- G11 - INFORMATION STORAGE
Information Patent Grant
Devices including a near field transducer (NFT) including peg and d...
- Patent number 10,431,244
- Issue date Oct 1, 2019
- Seagate Technology LLC
- Martin Blaber
- G11 - INFORMATION STORAGE
Information Patent Grant
Bolometer with temperature compensation for internal laser power mo...
- Patent number 10,410,669
- Issue date Sep 10, 2019
- Seagate Technology LLC
- James Gary Wessel
- G01 - MEASURING TESTING
Information Patent Grant
Laser power monitoring in a heat-assisted magnetic recording device...
- Patent number 10,408,674
- Issue date Sep 10, 2019
- Seagate Technology LLC
- James Dillon Kiely
- G01 - MEASURING TESTING
Information Patent Grant
Laser power monitoring in a heat-assisted magnetic recording device...
- Patent number 10,240,975
- Issue date Mar 26, 2019
- Seagate Technology LLC
- James Dillon Kiely
- G01 - MEASURING TESTING
Information Patent Grant
Devices including a diffusion barrier layer
- Patent number 10,192,574
- Issue date Jan 29, 2019
- Seagate Technology LLC
- Sarbeswar Sahoo
- G11 - INFORMATION STORAGE
Information Patent Grant
Bolometer with temperature compensation for internal laser power mo...
- Patent number 10,127,940
- Issue date Nov 13, 2018
- Seagate Technology LLC
- James Gary Wessel
- G01 - MEASURING TESTING
Information Patent Grant
Near field transducer (NFT) including peg and disc of different mat...
- Patent number 10,037,771
- Issue date Jul 31, 2018
- Seagate Technology LLC
- Martin Blaber
- G11 - INFORMATION STORAGE
Information Patent Grant
Head-medium contact detection using a thermal sensor heated by mult...
- Patent number 10,002,631
- Issue date Jun 19, 2018
- Seagate Technology LLC
- James Dillon Kiely
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat assisted magnetic recording slider having a consistent close p...
- Patent number 9,978,405
- Issue date May 22, 2018
- Seagate Technology LLC
- Zoran Jandric
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-purpose resistive sensor for a heat-assisted magnetic recordi...
- Patent number 9,959,893
- Issue date May 1, 2018
- Seagate Technology LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording apparatus having thermal sensor and a solid-imme...
- Patent number 9,911,441
- Issue date Mar 6, 2018
- Seagate Technology LLC
- Zoran Jandric
- G11 - INFORMATION STORAGE
Information Patent Grant
Bolometer for internal laser power monitoring in heat-assisted magn...
- Patent number 9,875,767
- Issue date Jan 23, 2018
- Seagate Technology LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Grant
Devices including a near field transducer (NFT) including peg and d...
- Patent number 9,865,283
- Issue date Jan 9, 2018
- Seagate Technology LLC
- Martin Blaber
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual purpose bolometric sensor for heat-assisted magnetic recording...
- Patent number 9,799,361
- Issue date Oct 24, 2017
- Seagate Technology LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Grant
Devices including a difussion barrier layer
- Patent number 9,792,931
- Issue date Oct 17, 2017
- Seagate Technology LLC
- Sarbeswar Sahoo
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-purpose resistive sensor for a heat-assisted magnetic recordi...
- Patent number 9,747,937
- Issue date Aug 29, 2017
- Seagate Technology LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally robust near-field transducer peg
- Patent number 9,728,209
- Issue date Aug 8, 2017
- Seagate Technology LLC
- Weibin Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Near field transducer (NFT) including peg and disc of different mat...
- Patent number 9,721,593
- Issue date Aug 1, 2017
- Seagate Technology LLC
- Martin Blaber
- G11 - INFORMATION STORAGE
Information Patent Grant
Bolometer for internal laser power monitoring in heat-assisted magn...
- Patent number 9,691,424
- Issue date Jun 27, 2017
- Seagate Technology LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field transducer having enlarged portion matching outline shap...
- Patent number 9,685,202
- Issue date Jun 20, 2017
- Seagate Technology LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual purpose bolometric sensor for heat-assisted magnetic recording...
- Patent number 9,536,555
- Issue date Jan 3, 2017
- Seagate Technology LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Grant
Near field transducer and heat sink design for heat assisted magnet...
- Patent number 9,251,820
- Issue date Feb 2, 2016
- Seagate Technology LLC
- Tong Zhao
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
HEATSINK STRUCTURES FOR HEAT-ASSISTED MAGNETIC RECORDING HEADS
- Publication number 20230110250
- Publication date Apr 13, 2023
- SEAGATE TECHNOLOGY LLC
- Helene Parwana Habibi
- G11 - INFORMATION STORAGE
Information Patent Application
HEATSINK STRUCTURES FOR HEAT-ASSISTED MAGNETIC RECORDING HEADS
- Publication number 20210366515
- Publication date Nov 25, 2021
- SEAGATE TECHNOLOGY LLC
- Helene Parwana Habibi
- G11 - INFORMATION STORAGE
Information Patent Application
HEATSINK STRUCTURES FOR HEAT-ASSISTED MAGNETIC RECORDING HEADS
- Publication number 20210027809
- Publication date Jan 28, 2021
- SEAGATE TECHNOLOGY LLC
- Helene Parwana Habibi
- G11 - INFORMATION STORAGE
Information Patent Application
LASER POWER MONITORING IN A HEAT-ASSISTED MAGNETIC RECORDING DEVICE...
- Publication number 20190212192
- Publication date Jul 11, 2019
- SEAGATE TECHNOLOGY LLC
- James Dillon Kiely
- G01 - MEASURING TESTING
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
DEVICES INCLUDING A NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND D...
- Publication number 20180144765
- Publication date May 24, 2018
- SEAGATE TECHNOLOGY LLC
- Martin Blaber
- G11 - INFORMATION STORAGE
Information Patent Application
MULTI-PURPOSE RESISTIVE SENSOR FOR A HEAT-ASSISTED MAGNETIC RECORDI...
- Publication number 20180122414
- Publication date May 3, 2018
- SEAGATE TECHNOLOGY LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Application
DEVICES INCLUDING A DIFFUSION BARRIER LAYER
- Publication number 20180090160
- Publication date Mar 29, 2018
- SEAGATE TECHNOLOGY LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Application
DEVICES INCLUDING A DIFUSSION BARRIER LAYER
- Publication number 20180053520
- Publication date Feb 22, 2018
- SEAGATE TECHNOLOGY LLC
- Sarbeswar Sahoo
- G11 - INFORMATION STORAGE
Information Patent Application
LASER POWER MONITORING IN A HEAT-ASSISTED MAGNETIC RECORDING DEVICE...
- Publication number 20170370770
- Publication date Dec 28, 2017
- SEAGATE TECHNOLOGY LLC
- James Dillon Kiely
- G01 - MEASURING TESTING
Information Patent Application
NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND DISC OF DIFFERENT MAT...
- Publication number 20170345448
- Publication date Nov 30, 2017
- SEAGATE TECHNOLOGY LLC
- Martin Blaber
- G11 - INFORMATION STORAGE
Information Patent Application
BOLOMETER FOR INTERNAL LASER POWER MONITORING IN HEAT-ASSISTED MAGN...
- Publication number 20170263282
- Publication date Sep 14, 2017
- SEAGATE TECHNOLOGY LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Application
THERMALLY ROBUST NEAR-FIELD TRANSDUCER PEG
- Publication number 20160351209
- Publication date Dec 1, 2016
- SEAGATE TECHNOLOGY LLC
- Weibin Chen
- G11 - INFORMATION STORAGE
Information Patent Application
DEVICES INCLUDING A NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND D...
- Publication number 20160351210
- Publication date Dec 1, 2016
- SEAGATE TECHNOLOGY LLC
- Martin Blaber
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND DISC OF DIFFERENT MAT...
- Publication number 20160351222
- Publication date Dec 1, 2016
- SEAGATE TECHNOLOGY LLC
- Martin Blaber
- G11 - INFORMATION STORAGE
Information Patent Application
BOLOMETER FOR INTERNAL LASER POWER MONITORING IN HEAT-ASSISTED MAGN...
- Publication number 20160284372
- Publication date Sep 29, 2016
- SEAGATE TECHNOLOGY LLC
- John Charles Duda
- G11 - INFORMATION STORAGE
Information Patent Application
DEVICES INCLUDING A DIFUSSION BARRIER LAYER
- Publication number 20160275979
- Publication date Sep 22, 2016
- SEAGATE TECHNOLOGY LLC
- Sarbeswar Sahoo
- G11 - INFORMATION STORAGE
Information Patent Application
DEVICES INCLUDING A DIFFUSION BARRIER LAYER
- Publication number 20160133280
- Publication date May 12, 2016
- SEAGATE TECHNOLOGY LLC
- Yuhang Cheng
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR FIELD TRANSDUCER AND HEAT SINK DESIGN FOR HEAT ASSISTED MAGNET...
- Publication number 20150255097
- Publication date Sep 10, 2015
- SEAGATE TECHNOLOGY LLC
- Tong Zhao
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR FIELD TRANSDUCER AND HEAT SINK DESIGN FOR HEAT ASSISTED MAGNET...
- Publication number 20140376344
- Publication date Dec 25, 2014
- SEAGATE TECHNOLOGY LLC
- Tong Zhao
- G11 - INFORMATION STORAGE

John Charles Duda

Person

Patents Grantslast 30 patents

Heatsink structures for heat-assisted magnetic recording heads

HAMR recording head with external cavity laser using a near-field t...

Heatsink structures for heat-assisted magnetic recording heads

HAMR recording head with external cavity laser using a near-field t...

Heatsink structures for heat-assisted magnetic recording heads

Differential recessed topography of a media-facing surface

Devices including a diffusion barrier layer

Devices including a diffusion barrier layer

Devices including a near field transducer (NFT) including peg and d...

Bolometer with temperature compensation for internal laser power mo...

Laser power monitoring in a heat-assisted magnetic recording device...

Laser power monitoring in a heat-assisted magnetic recording device...

Devices including a diffusion barrier layer

Bolometer with temperature compensation for internal laser power mo...

Near field transducer (NFT) including peg and disc of different mat...

Head-medium contact detection using a thermal sensor heated by mult...

Heat assisted magnetic recording slider having a consistent close p...

Multi-purpose resistive sensor for a heat-assisted magnetic recordi...

Magnetic recording apparatus having thermal sensor and a solid-imme...

Bolometer for internal laser power monitoring in heat-assisted magn...

Devices including a near field transducer (NFT) including peg and d...

Dual purpose bolometric sensor for heat-assisted magnetic recording...

Devices including a difussion barrier layer

Multi-purpose resistive sensor for a heat-assisted magnetic recordi...

Thermally robust near-field transducer peg

Near field transducer (NFT) including peg and disc of different mat...

Bolometer for internal laser power monitoring in heat-assisted magn...

Near-field transducer having enlarged portion matching outline shap...

Dual purpose bolometric sensor for heat-assisted magnetic recording...

Near field transducer and heat sink design for heat assisted magnet...

Patents Applicationslast 30 patents

HEATSINK STRUCTURES FOR HEAT-ASSISTED MAGNETIC RECORDING HEADS

HEATSINK STRUCTURES FOR HEAT-ASSISTED MAGNETIC RECORDING HEADS

HEATSINK STRUCTURES FOR HEAT-ASSISTED MAGNETIC RECORDING HEADS

LASER POWER MONITORING IN A HEAT-ASSISTED MAGNETIC RECORDING DEVICE...

DEVICES INCLUDING A DIFFUSION BARRIER LAYER

DEVICES INCLUDING A NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND D...

MULTI-PURPOSE RESISTIVE SENSOR FOR A HEAT-ASSISTED MAGNETIC RECORDI...

DEVICES INCLUDING A DIFFUSION BARRIER LAYER

DEVICES INCLUDING A DIFUSSION BARRIER LAYER

LASER POWER MONITORING IN A HEAT-ASSISTED MAGNETIC RECORDING DEVICE...

NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND DISC OF DIFFERENT MAT...

BOLOMETER FOR INTERNAL LASER POWER MONITORING IN HEAT-ASSISTED MAGN...

THERMALLY ROBUST NEAR-FIELD TRANSDUCER PEG

DEVICES INCLUDING A NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND D...

NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND DISC OF DIFFERENT MAT...

BOLOMETER FOR INTERNAL LASER POWER MONITORING IN HEAT-ASSISTED MAGN...

DEVICES INCLUDING A DIFUSSION BARRIER LAYER

DEVICES INCLUDING A DIFFUSION BARRIER LAYER

NEAR FIELD TRANSDUCER AND HEAT SINK DESIGN FOR HEAT ASSISTED MAGNET...

NEAR FIELD TRANSDUCER AND HEAT SINK DESIGN FOR HEAT ASSISTED MAGNET...