Inventor
OTTERNESS NOEL SIMEN
US20 patents
⚠️ This page may combine multiple inventors who share the name “OTTERNESS NOEL SIMEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
13 patentsUS7412583B2Aug 12, 2008
Virtual incremental storage method
IBM160 citations99
US7809917B2Oct 5, 2010
Virtual incremental storage apparatus method and system
IBM21 citations92
US7120824B2Oct 10, 2006
Method, apparatus and program storage device for maintaining data consistency and cache coherency during communications failures between nodes in a remote mirror pair
IBM45 citations92
US7107411B2Sep 12, 2006
Apparatus method and system for fault tolerant virtual memory management
IBM32 citations92
US6907504B2Jun 14, 2005
Method and system for upgrading drive firmware in a non-disruptive manner
IBM25 citations92
US6912669B2Jun 28, 2005
Method and apparatus for maintaining cache coherency in a storage system
IBM31 citations90
US7185222B2Feb 27, 2007
Apparatus, system, and method for maintaining data in a storage array
IBM26 citations89
US6807611B2Oct 19, 2004
High speed selective mirroring of cached data
IBM20 citations89
US7260739B2Aug 21, 2007
Method, apparatus and program storage device for allowing continuous availability of data during volume set failures in a mirrored environment
IBM19 citations84
US7467266B2Dec 16, 2008
Snapshot management method apparatus and system
IBM16 citations83
US7254683B2Aug 7, 2007
Speculative data mirroring apparatus method and system
IBM18 citations83
US7197617B2Mar 27, 2007
Process, apparatus, and system for storing data check information using standard sector data field sizes
IBM4 citations56
US7526544B2Apr 28, 2009
Message tracking method, apparatus, and system
IBM0 citations38
PILLAR DATA SYSTEMS INC
7 patentsUS7143122B2Nov 28, 2006
Data replication in data storage systems
PILLAR DATA SYSTEMS INC22 citations92
US7136974B2Nov 14, 2006
Systems and methods of data migration in snapshot operations
PILLAR DATA SYSTEMS INC20 citations92
US7287134B2Oct 23, 2007
Methods and systems of managing I/O operations in data storage systems
PILLAR DATA SYSTEMS INC9 citations69
US7222223B2May 22, 2007
Management of I/O operations in data storage systems
PILLAR DATA SYSTEMS INC8 citations69
US7496725B2Feb 24, 2009
Systems and methods of data migration in snapshot operations
PILLAR DATA SYSTEMS INC4 citations63
US7124243B2Oct 17, 2006
Methods and systems of cache memory management and snapshot operations
PILLAR DATA SYSTEMS INC4 citations63
US7685176B2Mar 23, 2010
Systems and methods of asynchronous data replication
PILLAR DATA SYSTEMS INC3 citations62