B. Ramamurthy Acharya

Person

Fremont, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Heat assisted magnetic recording (HAMR) media with Curie temperatur...
- Patent number 11,074,934
- Issue date Jul 27, 2021
- Western Digital Technologies, Inc.
- Hua Yuan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heat-assisted magnetic recording (HAMR) medium with thermal barrier...
- Patent number 9,824,710
- Issue date Nov 21, 2017
- Western Digital Technologies, Inc.
- Hua Yuan
- G11 - INFORMATION STORAGE
Information Patent Grant
Single layer small grain size FePT:C film for heat assisted magneti...
- Patent number 9,542,968
- Issue date Jan 10, 2017
- WD Media, LLC
- Hua Yuan
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Smooth structures for heat-assisted magnetic recording media
- Patent number 9,449,633
- Issue date Sep 20, 2016
- WD Media, LLC
- Shahid Pirzada
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium with epitaxial exchange cou...
- Patent number 9,401,170
- Issue date Jul 26, 2016
- WD Media, LLC
- Chengjun Sun
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for forming magnetic recording media with impro...
- Patent number 9,269,480
- Issue date Feb 23, 2016
- WD Media, LLC
- Antony Ajan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Exchange break layer for heat-assisted magnetic recording media
- Patent number 9,218,850
- Issue date Dec 22, 2015
- WD Media, LLC
- Bincheng Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular recording media with grain isolation initiation layer...
- Patent number 9,190,094
- Issue date Nov 17, 2015
- Western Digital (Fremont)
- Daehoon Hong
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic media capable of improving magnetic properties and thermal...
- Patent number 9,177,585
- Issue date Nov 3, 2015
- WD Media, LLC
- Tomoko Seki
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording media with multiple exchange coupled magnetic layers
- Patent number 9,028,985
- Issue date May 12, 2015
- WD Media, LLC
- Mrugesh Desai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium for perpendicular magnetic recording
- Patent number 9,005,781
- Issue date Apr 14, 2015
- Seagate Technology LLC
- Jianing Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Intermediate layer for perpendicular magnetic recording medium with...
- Patent number 8,993,133
- Issue date Mar 31, 2015
- WD Media, LLC
- Shaoping Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for providing capping layers for heat assisted...
- Patent number 8,947,987
- Issue date Feb 3, 2015
- WD Media, LLC
- Bincheng Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual-magnetic layer high anisotropy media with orientation initiali...
- Patent number 8,945,732
- Issue date Feb 3, 2015
- WD Media, LLC
- Hua Yuan
- G11 - INFORMATION STORAGE
Information Patent Grant
Underlayers for heat assisted magnetic recording (HAMR) media
- Patent number 8,941,950
- Issue date Jan 27, 2015
- WD Media, LLC
- Hua Yuan
- G11 - INFORMATION STORAGE
Information Patent Grant
Single layer small grain size FePT:C film for heat assisted magneti...
- Patent number 8,889,275
- Issue date Nov 18, 2014
- WD Media, LLC
- Hua Yuan
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for providing thermal barrier bilayers for heat...
- Patent number 8,867,322
- Issue date Oct 21, 2014
- WD Media, LLC
- Alexander S. Chernyshov
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for extracting Curie temperature distribution i...
- Patent number 8,787,124
- Issue date Jul 22, 2014
- WD Media, LLC
- Alexander S. Chernyshov
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for providing heat assisted magnetic recording...
- Patent number 8,787,130
- Issue date Jul 22, 2014
- WD Media, LLC
- Hua Yuan
- G11 - INFORMATION STORAGE
Information Patent Grant
Interlayers for magnetic recording media
- Patent number 8,758,912
- Issue date Jun 24, 2014
- WD Media, LLC
- Kumar Srinivasan
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Systems and methods for forming magnetic media with an underlayer
- Patent number 8,609,263
- Issue date Dec 17, 2013
- WD Media, LLC
- Alexander Chernyshov
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording media with multiple bi-layers of heatsink layer and amorp...
- Patent number 8,605,555
- Issue date Dec 10, 2013
- WD Media, LLC
- Alexander S. Chernyshov
- G11 - INFORMATION STORAGE
Information Patent Grant
Composite magnetic recording medium
- Patent number 8,530,065
- Issue date Sep 10, 2013
- WD Media, LLC
- Alexander Chernyshov
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium with grain isolation magnet...
- Patent number 8,488,276
- Issue date Jul 16, 2013
- WD Media, LLC
- Hong-Sik Jung
- G11 - INFORMATION STORAGE
Information Patent Grant
Sputtered cobalt oxide for perpendicular magnetic recording medium...
- Patent number 8,394,243
- Issue date Mar 12, 2013
- WD Media, Inc.
- Hong-Sik Jung
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium for perpendicular magnetic recording
- Patent number 8,277,962
- Issue date Oct 2, 2012
- Seagate Technology LLC
- Jianing Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording medium with an ordering temperatur...
- Patent number 8,173,282
- Issue date May 8, 2012
- WD Media, Inc.
- Chengjun Sun
- G11 - INFORMATION STORAGE
Information Patent Grant
Media for high density perpendicular magnetic recording
- Patent number 8,110,298
- Issue date Feb 7, 2012
- Seagate Technology LLC
- Gunn Choe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium for perpendicular magnetic recording
- Patent number 7,901,802
- Issue date Mar 8, 2011
- Seagate Technology LLC
- Jianing Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Method to improve remanence-squareness-thickness-product and coerci...
- Patent number 7,592,079
- Issue date Sep 22, 2009
- Seagate Technology LLC
- B. Ramamurthy Acharya
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC RECORDING MEDIA WITH IMPROVED GRAIN COLUMNAR GROWTH FOR EN...
- Publication number 20160148634
- Publication date May 26, 2016
- WD Media, LLC
- ANTONY AJAN
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR RECORDING MEDIA WITH GRAIN ISOLATION INITIATION LAYER...
- Publication number 20140300994
- Publication date Oct 9, 2014
- DAEHOON HONG
- G11 - INFORMATION STORAGE
Information Patent Application
UNDERLAYERS FOR HEAT ASSISTED MAGNETIC RECORDING (HAMR) MEDIA
- Publication number 20130314815
- Publication date Nov 28, 2013
- WD MEDIA, INC.
- Hua YUAN
- G11 - INFORMATION STORAGE
Information Patent Application
INTERLAYERS FOR MAGNETIC RECORDING MEDIA
- Publication number 20130071694
- Publication date Mar 21, 2013
- WD MEDIA, INC.
- Kumar Srinivasan
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Magnetic Recording Medium for Perpendicular Magnetic Recording
- Publication number 20130022842
- Publication date Jan 24, 2013
- SEAGATE TECHNOLOGY LLC
- Jianing Zhou
- G11 - INFORMATION STORAGE
Information Patent Application
RECORDING MEDIA WITH MULTIPLE EXCHANGE COUPLED MAGNETIC LAYERS
- Publication number 20120251846
- Publication date Oct 4, 2012
- WD MEDIA, INC.
- Mrugesh Desai
- G11 - INFORMATION STORAGE
Information Patent Application
LOW ROUGHNESS HEATSINK DESIGN FOR HEAT ASSISTED MAGNETIC RECORDING...
- Publication number 20120251842
- Publication date Oct 4, 2012
- WD MEDIA, INC.
- Hua Yuan
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM FOR PERPENDICULAR MAGNETIC RECORDING
- Publication number 20100328818
- Publication date Dec 30, 2010
- Seagate Technology LLC
- Jianing Zhou
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIUM WITH IMPROVED MAGNETIC ANIS...
- Publication number 20100035085
- Publication date Feb 11, 2010
- WD Media, Inc.
- Hong-Sik Jung
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM FOR PERPENDICULAR MAGNETIC RECORDING
- Publication number 20070217074
- Publication date Sep 20, 2007
- Seagate Technology LLC
- Jianing Zhou
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic storage apparatus
- Publication number 20050069733
- Publication date Mar 31, 2005
- FUJITSU LIMITED
- Antony Ajan
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic storage apparatus
- Publication number 20050048327
- Publication date Mar 3, 2005
- FUJITSU LIMITED
- B. Ramamurthy Acharya
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic storage apparatus
- Publication number 20040013910
- Publication date Jan 22, 2004
- FUJITSU LIMITED
- B. Ramamurthy Acharya
- G11 - INFORMATION STORAGE

B. Ramamurthy Acharya

Person

Patents Grantslast 30 patents

Heat assisted magnetic recording (HAMR) media with Curie temperatur...

Heat-assisted magnetic recording (HAMR) medium with thermal barrier...

Single layer small grain size FePT:C film for heat assisted magneti...

Smooth structures for heat-assisted magnetic recording media

Perpendicular magnetic recording medium with epitaxial exchange cou...

Systems and methods for forming magnetic recording media with impro...

Exchange break layer for heat-assisted magnetic recording media

Perpendicular recording media with grain isolation initiation layer...

Magnetic media capable of improving magnetic properties and thermal...

Recording media with multiple exchange coupled magnetic layers

Magnetic recording medium for perpendicular magnetic recording

Intermediate layer for perpendicular magnetic recording medium with...

Systems and methods for providing capping layers for heat assisted...

Dual-magnetic layer high anisotropy media with orientation initiali...

Underlayers for heat assisted magnetic recording (HAMR) media

Single layer small grain size FePT:C film for heat assisted magneti...

Systems and methods for providing thermal barrier bilayers for heat...

Systems and methods for extracting Curie temperature distribution i...

Systems and methods for providing heat assisted magnetic recording...

Interlayers for magnetic recording media

Systems and methods for forming magnetic media with an underlayer

Recording media with multiple bi-layers of heatsink layer and amorp...

Composite magnetic recording medium

Perpendicular magnetic recording medium with grain isolation magnet...

Sputtered cobalt oxide for perpendicular magnetic recording medium...

Magnetic recording medium for perpendicular magnetic recording

Perpendicular magnetic recording medium with an ordering temperatur...

Media for high density perpendicular magnetic recording

Magnetic recording medium for perpendicular magnetic recording

Method to improve remanence-squareness-thickness-product and coerci...

Patents Applicationslast 30 patents

MAGNETIC RECORDING MEDIA WITH IMPROVED GRAIN COLUMNAR GROWTH FOR EN...

PERPENDICULAR RECORDING MEDIA WITH GRAIN ISOLATION INITIATION LAYER...

UNDERLAYERS FOR HEAT ASSISTED MAGNETIC RECORDING (HAMR) MEDIA

INTERLAYERS FOR MAGNETIC RECORDING MEDIA

Magnetic Recording Medium for Perpendicular Magnetic Recording

RECORDING MEDIA WITH MULTIPLE EXCHANGE COUPLED MAGNETIC LAYERS

LOW ROUGHNESS HEATSINK DESIGN FOR HEAT ASSISTED MAGNETIC RECORDING...

MAGNETIC RECORDING MEDIUM FOR PERPENDICULAR MAGNETIC RECORDING

PERPENDICULAR MAGNETIC RECORDING MEDIUM WITH IMPROVED MAGNETIC ANIS...

MAGNETIC RECORDING MEDIUM FOR PERPENDICULAR MAGNETIC RECORDING

Magnetic recording medium and magnetic storage apparatus

Magnetic recording medium and magnetic storage apparatus

Magnetic recording medium and magnetic storage apparatus