Inventor · disambiguated record
Clark Edward Lubbers
Also filed as: LUBBERS CLARK · LUBBERS CLARK E · LUBBERS CLARK EDWARD
67 granted patents·5 pending applications·4,783 citations·filing 1993–2016
99Inventor score
Files withSEAGATE TECHNOLOGY LLC26HEWLETT PACKARD DEVELOPMENT CO19DIGITAL EQUIPMENT CORP9LUBBERS CLARK EDWARD7COMPAQ COMPUTER CORP3
Top patents by PatentIndex Score
72 records- 0198US5774643AEnhanced raid write hole protection and recoveryDIGITAL EQUIPMENT CORP·Filed 1995·Granted Jun 30, 1998·1.8k cites·19 claims
- 0298US5390327AMethod for on-line reorganization of the data on a RAID-4 or RAID-5 array in the absence of one disk and the on-line restoration of a replacement diskDIGITAL EQUIPMENT CORP·Filed 1993·Granted Feb 14, 1995·518 cites·13 claims
- 0397US7814351B2Power management in a storage arraySEAGATE TECHNOLOGY LLC·Filed 2007·Granted Oct 12, 2010·76 cites·18 claims
- 0496US7032131B2System and method for ensuring merge completion in a storage area networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Apr 18, 2006·138 cites·9 claims
- 0596US6947981B2Flexible data replication mechanismHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Sep 20, 2005·173 cites·8 claims
- 0696US6880052B2Storage area network, data replication and storage controller, and method for replicating data using virtualized volumesHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Apr 12, 2005·141 cites·20 claims
- 0795US7007042B2System and method for automatic site failover in a storage area networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Feb 28, 2006·108 cites·8 claims
- 0895US6915397B2System and method for generating point in time storage copyHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Jul 5, 2005·126 cites·6 claims
- 0994US7743216B2Predicting accesses to non-requested dataSEAGATE TECHNOLOGY LLC·Filed 2006·Granted Jun 22, 2010·36 cites·24 claims
- 1094US7444541B2Failover and failback of write cache data in dual active controllersSEAGATE TECHNOLOGY LLC·Filed 2006·Granted Oct 28, 2008·39 cites·19 claims
- 1194US7290102B2Point in time storage copyHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Oct 30, 2007·36 cites·17 claims
- 1293US7406621B2Dual redundant data storage format and methodSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Jul 29, 2008·41 cites·16 claims
- 1392US7149769B2System and method for multi-destination merge in a storage area networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Dec 12, 2006·86 cites·12 claims
- 1491US6895467B2System and method for atomizing storageHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted May 17, 2005·64 cites·13 claims
- 1591US5504858AMethod and apparatus for preserving data integrity in a multiple disk raid organized storage systemDIGITAL EQUIPMENT CORP·Filed 1995·Granted Apr 2, 1996·264 cites·10 claims
- 1690US7237062B2Storage media data structure system and methodSEAGATE TECHNOLOGY LLC·Filed 2004·Granted Jun 26, 2007·58 cites·23 claims
- 1789US7542987B2Automatic site failoverHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jun 2, 2009·19 cites·9 claims
- 1888US6934826B2System and method for dynamically allocating memory and managing memory allocated to logging in a storage area networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Aug 23, 2005·54 cites·11 claims
- 1988US6279078B1Apparatus and method for synchronizing a cache mode in a dual controller, dual cache memory system operating in a plurality of cache modesCOMPAQ COMPUTER CORP·Filed 1996·Granted Aug 21, 2001·155 cites·8 claims
- 2087US6996672B2System and method for active-active data replicationHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Feb 7, 2006·51 cites·21 claims
- 2187US6928513B2System and method for managing data logging memory in a storage area networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Aug 9, 2005·49 cites·18 claims
- 2284US5974506AEnabling mirror, nonmirror and partial mirror cache modes in a dual cache systemDIGITAL EQUIPMENT CORP·Filed 1996·Granted Oct 26, 1999·120 cites·16 claims
- 2383US6161192ARaid array data storage system with storage device consistency bits and raidset consistency bitsCOMPAQ COMPUTER CORP·Filed 1995·Granted Dec 12, 2000·114 cites·20 claims
- 2482US8363519B2Hot data zonesSEAGATE TECHNOLOGY LLC·Filed 2006·Granted Jan 29, 2013·11 cites·20 claims
- 2579US8131926B2Generic storage container for allocating multiple data formatsLUBBERS CLARK EDWARD·Filed 2004·Granted Mar 6, 2012·29 cites·21 claims
- 2679US7797487B2Command queue loadingSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Sep 14, 2010·8 cites·20 claims
- 2777US7840751B2Command queue management of back watered requestsSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Nov 23, 2010·8 cites·20 claims
- 2876US7260681B2Stripe buffer listSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Aug 21, 2007·7 cites·16 claims
- 2976US6931487B2High performance multi-controller processingHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Aug 16, 2005·22 cites·5 claims
- 3074US5826001AReconstructing data blocks in a raid array data storage system having storage device metadata and raid set metadataDIGITAL EQUIPMENT CORP·Filed 1995·Granted Oct 20, 1998·72 cites·10 claims
- 3173US7542986B2System and method for maintaining order for a replicated multi-unit I/O streamHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 2, 2009·17 cites·12 claims
- 3272US9110731B1Hard allocation of resources partitioningSICOLA STEPHEN J·Filed 2012·Granted Aug 18, 2015·5 cites·19 claims
- 3371US7870335B2Host adaptive seek technique environmentSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Jan 11, 2011·5 cites·20 claims
- 3471US7620855B2Self-defining countersSEAGATE TECHNOLOGY LLC·Filed 2006·Granted Nov 17, 2009·5 cites·7 claims
- 3569US7831624B2Skip list with address related table structureSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Nov 9, 2010·4 cites·19 claims
- 3669US7137032B2System and method for ensuring merge completion in a storage area networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Nov 14, 2006·3 cites·32 claims
- 3769US5671406AData structure enhancements for in-place sorting of a singly linked listDIGITAL EQUIPMENT CORP·Filed 1995·Granted Sep 23, 1997·56 cites·5 claims
- 3868US9049242B2Atomic cache transactions in a distributed storage systemLUBBERS CLARK EDWARD·Filed 2008·Granted Jun 2, 2015·3 cites·17 claims
- 3967US8112679B2Data reliability bit storage qualifier and logical unit metadataBEAN ROBERT GEORGE·Filed 2009·Granted Feb 7, 2012·4 cites·20 claims
- 4067US7886298B2Data transfer protocol for data replication between multiple pairs of storage controllers on a san fabricHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Feb 8, 2011·9 cites·2 claims
- 4166US9164686B2Virtual storage space with cyclical wrapping grid functionLUBBERS CLARK EDWARD·Filed 2007·Granted Oct 20, 2015·3 cites·20 claims
- 4266US5761501AStacked skip list data structuresDIGITAL EQUIPMENT CORP·Filed 1995·Granted Jun 2, 1998·48 cites·8 claims
- 4363US7761649B2Storage system with synchronized processing elementsSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Jul 20, 2010·2 cites·19 claims
- 4463US7761659B2Wave flushing of cached writeback data to a storage arraySEAGATE TECHNOLOGY LLC·Filed 2006·Granted Jul 20, 2010·2 cites·22 claims
- 4561US8745326B2Request priority seek managerLUBBERS CLARK EDWARD·Filed 2007·Granted Jun 3, 2014·2 cites·18 claims
- 4661US7761650B2Processing wrong side I/O commandsSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Jul 20, 2010·2 cites·13 claims
- 4761US5933592APromoting device level error to raidset level error to restore redundacy in a raid array data storage systemDIGITAL EQUIPMENT CORP·Filed 1995·Granted Aug 3, 1999·40 cites·8 claims
- 4860US7707362B2Context-free data transactions between dual operating systems embedded within a data storage subsystemSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Apr 27, 2010·3 cites·16 claims
- 4959US7287128B1Write on reference meshSEAGATE TECHNOLOGY LLC·Filed 2005·Granted Oct 23, 2007·1 cites·20 claims
- 5058US9645767B2Aggregating storage elements using a virtual controllerLUBBERS CLARK EDWARD·Filed 2007·Granted May 9, 2017·1 cites·14 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
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