Joshua W. Christensen

Person

Savage, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Flexible on-cylinder limit for drive performance management
- Patent number 11,380,356
- Issue date Jul 5, 2022
- Seagate Technology LLC
- Phan Linh Nguyen
- G11 - INFORMATION STORAGE
Information Patent Grant
Managing data associated with overwritten portions of previously-wr...
- Patent number 11,164,598
- Issue date Nov 2, 2021
- Seagate Technology LLC
- Anil Kashyap
- G11 - INFORMATION STORAGE
Information Patent Grant
Write once read many data storage devices
- Patent number 11,074,933
- Issue date Jul 27, 2021
- Seagate Technology LLC
- Riyan A. Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Grant
Flexible on-cylinder limit for drive performance management
- Patent number 10,997,996
- Issue date May 4, 2021
- Seagate Technology LLC
- Phan Linh Nguyen
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo zone transition optimization for disk drives
- Patent number 10,777,224
- Issue date Sep 15, 2020
- Seagate Technology LLC
- Timothy Francis Ellis
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method using on-ramp heating to detect laser mode hoppin...
- Patent number 10,770,106
- Issue date Sep 8, 2020
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Performance monitoring of a near-field transducer of a heat-assiste...
- Patent number 10,482,908
- Issue date Nov 19, 2019
- Seagate Technology LLC
- Riyan Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo zone transition optimization for magnetic disk recording devices
- Patent number 10,438,620
- Issue date Oct 8, 2019
- Seagate Technology LLC
- Timothy Francis Ellis
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser mode hop detection in a heat-assisted magnetic recording devi...
- Patent number 10,366,722
- Issue date Jul 30, 2019
- Seagate Technology LLC
- Riyan Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording device capable of detecting degrad...
- Patent number 10,147,454
- Issue date Dec 4, 2018
- Seagate Technology LLC
- Riyan Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser calibration for heat-assisted magnetic recording head using i...
- Patent number 10,083,716
- Issue date Sep 25, 2018
- Seagate Technology LLC
- Alfredo Sam Chu
- G11 - INFORMATION STORAGE
Information Patent Grant
Setting laser current based on modulation level of an optical power...
- Patent number 9,966,100
- Issue date May 8, 2018
- Seagate Technology LLC
- Tim Rausch
- G11 - INFORMATION STORAGE
Information Patent Grant
Recovering user data from a variably encroached data track
- Patent number 9,875,763
- Issue date Jan 23, 2018
- Seagate Technology LLC
- Jason C. Jury
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo parameterization for multi-sensor reader
- Patent number 9,761,258
- Issue date Sep 12, 2017
- Seagate Technology LLC
- Kenneth A. Haapala
- G11 - INFORMATION STORAGE
Information Patent Grant
Setting laser current based on modulation level of an optical power...
- Patent number 9,741,386
- Issue date Aug 22, 2017
- Seagate Technology LLC
- Tim Rausch
- G11 - INFORMATION STORAGE
Information Patent Grant
Dynamic track misregistration dependent error scans
- Patent number 9,330,701
- Issue date May 3, 2016
- Seagate Technology LLC
- Richard P Michel
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive guard band for multiple heads of a data storage device
- Patent number 9,093,093
- Issue date Jul 28, 2015
- Seagate Technology LLC
- Subra Nagarajan
- G11 - INFORMATION STORAGE
Information Patent Grant
Writable servo overlap zones
- Patent number 9,070,411
- Issue date Jun 30, 2015
- Seagate Technology LLC
- Timothy Ellis
- G11 - INFORMATION STORAGE
Information Patent Grant
Higher inter-disc separations to improve disc drive actuator servo...
- Patent number 6,650,501
- Issue date Nov 18, 2003
- Seagate Technology LLC
- Kent Jon Forbord
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
FLEXIBLE ON-CYLINDER LIMIT FOR DRIVE PERFORMANCE MANAGEMENT
- Publication number 20210407539
- Publication date Dec 30, 2021
- SEAGATE TECHNOLOGY LLC
- Phan Linh NGUYEN
- G11 - INFORMATION STORAGE
Information Patent Application
SERVO ZONE TRANSITION OPTIMIZATION
- Publication number 20190385640
- Publication date Dec 19, 2019
- SEAGATE TECHNOLOGY LLC
- Timothy Francis ELLIS
- G11 - INFORMATION STORAGE
Information Patent Application
SERVO ZONE TRANSITION OPTIMIZATION FOR MAGNETIC DISK RECORDING DEVICES
- Publication number 20190295579
- Publication date Sep 26, 2019
- SEAGATE TECHNOLOGY LLC
- Timothy Francis ELLIS
- G11 - INFORMATION STORAGE
Information Patent Application
PERFORMANCE MONITORING OF A NEAR-FIELD TRANSDUCER OF A HEAT-ASSISTE...
- Publication number 20190103132
- Publication date Apr 4, 2019
- SEAGATE TECHNOLOGY LLC
- Riyan Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT-ASSISTED MAGNETIC RECORDING DEVICE CAPABLE OF DETECTING DEGRAD...
- Publication number 20180330754
- Publication date Nov 15, 2018
- SEAGATE TECHNOLOGY LLC
- Riyan Mendonsa
- G11 - INFORMATION STORAGE
Information Patent Application
SETTING LASER CURRENT BASED ON MODULATION LEVEL OF AN OPTICAL POWER...
- Publication number 20180114542
- Publication date Apr 26, 2018
- SEAGATE TECHNOLOGY LLC
- Tim Rausch
- G11 - INFORMATION STORAGE
Information Patent Application
SERVO PARAMETERIZATION FOR MULTI-SENSOR READER
- Publication number 20160049169
- Publication date Feb 18, 2016
- SEAGATE TECHNOLOGY LLC
- Kenneth A. Haapala
- G11 - INFORMATION STORAGE
Information Patent Application
ADAPTIVE GUARD BAND FOR MULTIPLE HEADS OF A DATA STORAGE DEVICE
- Publication number 20150116863
- Publication date Apr 30, 2015
- SEAGATE TECHNOLOGY LLC
- Subra A. Nagarajan
- G11 - INFORMATION STORAGE
Information Patent Application
Higher inter-disc separations to improve disc drive actuator servo...
- Publication number 20030007284
- Publication date Jan 9, 2003
- Kent Jon Forbord
- G11 - INFORMATION STORAGE

Joshua W. Christensen

Person

Patents Grantslast 30 patents

Flexible on-cylinder limit for drive performance management

Managing data associated with overwritten portions of previously-wr...

Write once read many data storage devices

Flexible on-cylinder limit for drive performance management

Servo zone transition optimization for disk drives

System and method using on-ramp heating to detect laser mode hoppin...

Performance monitoring of a near-field transducer of a heat-assiste...

Servo zone transition optimization for magnetic disk recording devices

Laser mode hop detection in a heat-assisted magnetic recording devi...

Heat-assisted magnetic recording device capable of detecting degrad...

Laser calibration for heat-assisted magnetic recording head using i...

Setting laser current based on modulation level of an optical power...

Recovering user data from a variably encroached data track

Servo parameterization for multi-sensor reader

Setting laser current based on modulation level of an optical power...

Dynamic track misregistration dependent error scans

Adaptive guard band for multiple heads of a data storage device

Writable servo overlap zones

Higher inter-disc separations to improve disc drive actuator servo...

Patents Applicationslast 30 patents

FLEXIBLE ON-CYLINDER LIMIT FOR DRIVE PERFORMANCE MANAGEMENT

SERVO ZONE TRANSITION OPTIMIZATION

SERVO ZONE TRANSITION OPTIMIZATION FOR MAGNETIC DISK RECORDING DEVICES

PERFORMANCE MONITORING OF A NEAR-FIELD TRANSDUCER OF A HEAT-ASSISTE...

HEAT-ASSISTED MAGNETIC RECORDING DEVICE CAPABLE OF DETECTING DEGRAD...

SETTING LASER CURRENT BASED ON MODULATION LEVEL OF AN OPTICAL POWER...

SERVO PARAMETERIZATION FOR MULTI-SENSOR READER

ADAPTIVE GUARD BAND FOR MULTIPLE HEADS OF A DATA STORAGE DEVICE

Higher inter-disc separations to improve disc drive actuator servo...