David A. Gilbert

Person

Manchester, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Secure and efficient access to host memory for guests
- Patent number 12,346,467
- Issue date Jul 1, 2025
- Red Hat, Inc.
- Stefan Hajnoczi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Direct access to host memory for guests
- Patent number 12,265,638
- Issue date Apr 1, 2025
- Red Hat, Inc.
- Stefan Hajnoczi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Memory page copying for virtual machine migration
- Patent number 12,175,269
- Issue date Dec 24, 2024
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Migration speed-up for multiple virtual machines
- Patent number 12,164,949
- Issue date Dec 10, 2024
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Non-interrupting portable page request interface
- Patent number 12,013,799
- Issue date Jun 18, 2024
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Memory over-commit support for live migration of virtual machines
- Patent number 12,001,869
- Issue date Jun 4, 2024
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reducing memory inconsistencies between synchronized computing devices
- Patent number 11,915,022
- Issue date Feb 27, 2024
- Red Hat, Inc.
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Post-copy migration cross cluster synchronization for post-copy mig...
- Patent number 11,870,846
- Issue date Jan 9, 2024
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Memory protection in virtualized computer systems using shadow page...
- Patent number 11,354,047
- Issue date Jun 7, 2022
- Red Hat, Inc.
- David Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Direct access to host memory for guests
- Patent number 11,308,230
- Issue date Apr 19, 2022
- Red Hat, Inc.
- Stefan Hajnoczi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Non-interrupting portable page request interface
- Patent number 11,301,402
- Issue date Apr 12, 2022
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Shared filesystem metadata caching
- Patent number 11,237,963
- Issue date Feb 1, 2022
- Red Hat, Inc.
- Miklos Szeredi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Process isolation for out of process page fault handling
- Patent number 11,151,051
- Issue date Oct 19, 2021
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Memory protection in virtualized computer systems using shadow page...
- Patent number 10,776,020
- Issue date Sep 15, 2020
- Red Hat, Inc.
- David Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Updating software
- Patent number 10,620,936
- Issue date Apr 14, 2020
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Post-copy migration of a group of virtual machines that share memory
- Patent number 10,552,230
- Issue date Feb 4, 2020
- Red Hat Israel, Ltd.
- Michael S. Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-target post-copy guest migration
- Patent number 10,552,080
- Issue date Feb 4, 2020
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Virtual machine migration acceleration with page state indicators
- Patent number 10,521,256
- Issue date Dec 31, 2019
- RED HAD ISRAEL, LTD.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Post-copy VM migration speedup using free page hinting
- Patent number 10,503,659
- Issue date Dec 10, 2019
- Red Hat Israel, Ltd.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Process isolation for out of process page fault handling
- Patent number 10,437,735
- Issue date Oct 8, 2019
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Security enhanced out of process user space handling of hardware ev...
- Patent number 10,423,478
- Issue date Sep 24, 2019
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Updating software
- Patent number 10,108,413
- Issue date Oct 23, 2018
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Updating software
- Patent number 10,007,510
- Issue date Jun 26, 2018
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Post-copy VM migration speedup using free page hinting
- Patent number 9,934,157
- Issue date Apr 3, 2018
- Red Hat Israel, Ltd.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Consent-based virtual machine migration
- Patent number 9,891,947
- Issue date Feb 13, 2018
- International Business Machines Corporation
- David Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cooling of a memory device
- Patent number 9,804,643
- Issue date Oct 31, 2017
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Virtual machine migration acceleration with page state indicators
- Patent number 9,727,368
- Issue date Aug 8, 2017
- Red Hat Israel
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient chained post-copy virtual machine migration
- Patent number 9,652,296
- Issue date May 16, 2017
- Red Hat Israel, Ltd.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Virtual machine migration based on the consent by the second virtua...
- Patent number 9,612,855
- Issue date Apr 4, 2017
- International Business Machines Corporation
- David Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer program instruction analysis
- Patent number 9,600,284
- Issue date Mar 21, 2017
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
MEMORY PAGE COPYING FOR VIRTUAL MACHINE MIGRATION
- Publication number 20250094207
- Publication date Mar 20, 2025
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EFFICIENTLY MOVING VIRTUAL MACHINES BETWEEN NETWORK HOSTS
- Publication number 20230418646
- Publication date Dec 28, 2023
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MEMORY OVER-COMMIT SUPPORT FOR LIVE MIGRATION OF VIRTUAL MACHINES
- Publication number 20220269522
- Publication date Aug 25, 2022
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MEMORY PAGE COPYING FOR VIRTUAL MACHINE MIGRATION
- Publication number 20220269521
- Publication date Aug 25, 2022
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POST-COPY MIGRATION CROSS CLUSTER SYNCHRONIZATION FOR POST-COPY MIG...
- Publication number 20220272152
- Publication date Aug 25, 2022
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
NON-INTERRUPTING PORTABLE PAGE REQUEST INTERFACE
- Publication number 20220244981
- Publication date Aug 4, 2022
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DIRECT ACCESS TO HOST MEMORY FOR GUESTS
- Publication number 20220237313
- Publication date Jul 28, 2022
- Red Hat, Inc.
- Stefan Hajnoczi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MIGRATION SPEED-UP FOR MULTIPLE VIRTUAL MACHINES
- Publication number 20220214901
- Publication date Jul 7, 2022
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
NON-INTERRUPTING PORTABLE PAGE REQUEST INTERFACE
- Publication number 20210342279
- Publication date Nov 4, 2021
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MEMORY PROTECTION IN VIRTUALIZED COMPUTER SYSTEMS USING SHADOW PAGE...
- Publication number 20200409552
- Publication date Dec 31, 2020
- Red Hat, Inc.
- David Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SHARED FILESYSTEM METADATA CACHING
- Publication number 20200250092
- Publication date Aug 6, 2020
- Red Hat, Inc.
- Miklos Szeredi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SECURE AND EFFICIENT ACCESS TO HOST MEMORY FOR GUESTS
- Publication number 20200242263
- Publication date Jul 30, 2020
- Red Hat, Inc.
- Stefan Hajnoczi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DIRECT ACCESS TO HOST MEMORY FOR GUESTS
- Publication number 20200242264
- Publication date Jul 30, 2020
- Red Hat, Inc.
- Stefan Hajnoczi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MEMORY PROTECTION IN VIRTUALIZED COMPUTER SYSTEMS USING SHADOW PAGE...
- Publication number 20200050364
- Publication date Feb 13, 2020
- Red Hat, Inc.
- David Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PROCESS ISOLATION FOR OUT OF PROCESS PAGE FAULT HANDLING
- Publication number 20200042461
- Publication date Feb 6, 2020
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PROCESS ISOLATION FOR OUT OF PROCESS PAGE FAULT HANDLING
- Publication number 20190179767
- Publication date Jun 13, 2019
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SECURITY ENHANCED OUT OF PROCESS USER SPACE HANDLING OF HARDWARE EV...
- Publication number 20190065301
- Publication date Feb 28, 2019
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-TARGET POST-COPY GUEST MIGRATION
- Publication number 20190034112
- Publication date Jan 31, 2019
- Red Hat, Inc.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
UPDATING SOFTWARE
- Publication number 20180246709
- Publication date Aug 30, 2018
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POST-COPY VM MIGRATION SPEEDUP USING FREE PAGE HINTING
- Publication number 20180225221
- Publication date Aug 9, 2018
- Red Hat Israel, Ltd.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Virtual Machine Migration Acceleration With Page State Indicators
- Publication number 20180060100
- Publication date Mar 1, 2018
- Red Hat Israel, Ltd.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REDUCING MEMORY INCONSISTENCIES BETWEEN SYNCHRONIZED COMPUTING DEVICES
- Publication number 20170300245
- Publication date Oct 19, 2017
- Red Hat, Inc.
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONSENT-BASED VIRTUAL MACHINE MIGRATION
- Publication number 20170242724
- Publication date Aug 24, 2017
- International Business Machines Corporation
- DAVID GILBERT
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POST-COPY VM MIGRATION SPEEDUP USING FREE PAGE HINTING
- Publication number 20170147501
- Publication date May 25, 2017
- Red Hart Israel, LTD
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EFFICIENT CHAINED POST-COPY VIRTUAL MACHINE MIGRATION
- Publication number 20170139755
- Publication date May 18, 2017
- Red Hat Israel, Ltd.
- Michael Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POST-COPY MIGRATION OF A GROUP OF VIRTUAL MACHINES THAT SHARE MEMORY
- Publication number 20160266940
- Publication date Sep 15, 2016
- Red Hat Israel, Ltd.
- Michael S. Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
UPDATING SOFTWARE
- Publication number 20160162285
- Publication date Jun 9, 2016
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
UPDATING SOFTWARE
- Publication number 20160162396
- Publication date Jun 9, 2016
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MIGRATING A VM IN RESPONSE TO AN ACCESS ATTEMPT BY THE VM TO A SHAR...
- Publication number 20160139962
- Publication date May 19, 2016
- Red Hat Israel, Ltd.
- Michael S. Tsirkin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COOLING OF A MEMORY DEVICE
- Publication number 20160054769
- Publication date Feb 25, 2016
- International Business Machines Corporation
- David A. Gilbert
- G06 - COMPUTING CALCULATING COUNTING

David A. Gilbert

Person

Patents Grantslast 30 patents

Secure and efficient access to host memory for guests

Direct access to host memory for guests

Memory page copying for virtual machine migration

Migration speed-up for multiple virtual machines

Non-interrupting portable page request interface

Memory over-commit support for live migration of virtual machines

Reducing memory inconsistencies between synchronized computing devices

Post-copy migration cross cluster synchronization for post-copy mig...

Memory protection in virtualized computer systems using shadow page...

Direct access to host memory for guests

Non-interrupting portable page request interface

Shared filesystem metadata caching

Process isolation for out of process page fault handling

Memory protection in virtualized computer systems using shadow page...

Updating software

Post-copy migration of a group of virtual machines that share memory

Multi-target post-copy guest migration

Virtual machine migration acceleration with page state indicators

Post-copy VM migration speedup using free page hinting

Process isolation for out of process page fault handling

Security enhanced out of process user space handling of hardware ev...

Updating software

Updating software

Post-copy VM migration speedup using free page hinting

Consent-based virtual machine migration

Cooling of a memory device

Virtual machine migration acceleration with page state indicators

Efficient chained post-copy virtual machine migration

Virtual machine migration based on the consent by the second virtua...

Computer program instruction analysis

Patents Applicationslast 30 patents

MEMORY PAGE COPYING FOR VIRTUAL MACHINE MIGRATION

EFFICIENTLY MOVING VIRTUAL MACHINES BETWEEN NETWORK HOSTS

MEMORY OVER-COMMIT SUPPORT FOR LIVE MIGRATION OF VIRTUAL MACHINES

MEMORY PAGE COPYING FOR VIRTUAL MACHINE MIGRATION

POST-COPY MIGRATION CROSS CLUSTER SYNCHRONIZATION FOR POST-COPY MIG...

NON-INTERRUPTING PORTABLE PAGE REQUEST INTERFACE

DIRECT ACCESS TO HOST MEMORY FOR GUESTS

MIGRATION SPEED-UP FOR MULTIPLE VIRTUAL MACHINES

NON-INTERRUPTING PORTABLE PAGE REQUEST INTERFACE

MEMORY PROTECTION IN VIRTUALIZED COMPUTER SYSTEMS USING SHADOW PAGE...

SHARED FILESYSTEM METADATA CACHING

SECURE AND EFFICIENT ACCESS TO HOST MEMORY FOR GUESTS

DIRECT ACCESS TO HOST MEMORY FOR GUESTS

MEMORY PROTECTION IN VIRTUALIZED COMPUTER SYSTEMS USING SHADOW PAGE...

PROCESS ISOLATION FOR OUT OF PROCESS PAGE FAULT HANDLING

PROCESS ISOLATION FOR OUT OF PROCESS PAGE FAULT HANDLING

SECURITY ENHANCED OUT OF PROCESS USER SPACE HANDLING OF HARDWARE EV...

MULTI-TARGET POST-COPY GUEST MIGRATION

UPDATING SOFTWARE

POST-COPY VM MIGRATION SPEEDUP USING FREE PAGE HINTING

Virtual Machine Migration Acceleration With Page State Indicators

REDUCING MEMORY INCONSISTENCIES BETWEEN SYNCHRONIZED COMPUTING DEVICES

CONSENT-BASED VIRTUAL MACHINE MIGRATION

POST-COPY VM MIGRATION SPEEDUP USING FREE PAGE HINTING

EFFICIENT CHAINED POST-COPY VIRTUAL MACHINE MIGRATION

POST-COPY MIGRATION OF A GROUP OF VIRTUAL MACHINES THAT SHARE MEMORY

UPDATING SOFTWARE

UPDATING SOFTWARE

MIGRATING A VM IN RESPONSE TO AN ACCESS ATTEMPT BY THE VM TO A SHAR...

COOLING OF A MEMORY DEVICE