Assignee
EMC CORP
US·4,592 granted patents·91 pending applications·189,154 citations·filing 1980–2022
Top patents by PatentIndex Score
4,683 records- 0199US10425350B1Distributed catalog service for data processing platformEMC CORP·Filed 2017·Granted Sep 24, 2019·66 cites·20 claims
- 0299US10235285B1Method and system for distributed garbage collection of deduplicated datasetsEMC CORP·Filed 2016·Granted Mar 19, 2019·85 cites·21 claims
- 0399US9917854B2Security detectionEMC CORP·Filed 2015·Granted Mar 13, 2018·71 cites·20 claims
- 0499US9823973B1Creating consistent snapshots in a virtualized environmentEMC CORP·Filed 2014·Granted Nov 21, 2017·98 cites·20 claims
- 0599US9811431B1Networked based replication of distributed volumesEMC CORP·Filed 2015·Granted Nov 7, 2017·68 cites·20 claims
- 0699US9798490B1Replication optimizated IOEMC CORP·Filed 2016·Granted Oct 24, 2017·64 cites·12 claims
- 0799US9778852B1Automated storage tiering based on application awarenessEMC CORP·Filed 2013·Granted Oct 3, 2017·146 cites·15 claims
- 0899US9710177B1Creating and maintaining clones in continuous data protectionEMC CORP·Filed 2015·Granted Jul 18, 2017·57 cites·20 claims
- 0999US9699660B1Big data analytics for telecom fraud detectionEMC CORP·Filed 2015·Granted Jul 4, 2017·49 cites·11 claims
- 1099US9673975B1Cryptographic key splitting for offline and online data protectionEMC CORP·Filed 2015·Granted Jun 6, 2017·106 cites·17 claims
- 1199US9645892B1Recording file events in change logs while incrementally backing up file systemsEMC CORP·Filed 2014·Granted May 9, 2017·152 cites·20 claims
- 1299US9632881B1Replication of a virtual distributed volumeEMC CORP·Filed 2015·Granted Apr 25, 2017·66 cites·19 claims
- 1399US9606870B1Data reduction techniques in a flash-based key/value cluster storageEMC CORP·Filed 2014·Granted Mar 28, 2017·207 cites·16 claims
- 1499US9594514B1Managing host data placed in a container file system on a data storage array having multiple storage tiersEMC CORP·Filed 2013·Granted Mar 14, 2017·114 cites·22 claims
- 1599US9588847B1Recovering corrupt virtual machine disksEMC CORP·Filed 2014·Granted Mar 7, 2017·187 cites·13 claims
- 1699US9514146B1System and method for improving data compression of a storage system in an online mannerEMC CORP·Filed 2013·Granted Dec 6, 2016·127 cites·24 claims
- 1799US9501542B1Methods and apparatus for volume synchronizationEMC CORP·Filed 2015·Granted Nov 22, 2016·74 cites·16 claims
- 1899US9471579B1Replicating selected snapshots from one storage array to another, with minimal data transmissionEMC CORP·Filed 2014·Granted Oct 18, 2016·244 cites·28 claims
- 1999US9459809B1Optimizing data location in data storage arraysEMC CORP·Filed 2014·Granted Oct 4, 2016·110 cites·18 claims
- 2099US9459804B1Active replication switchEMC CORP·Filed 2015·Granted Oct 4, 2016·101 cites·19 claims
- 2199US9455968B1Protection of a secret on a mobile device using a secret-splitting technique with a fixed user shareEMC CORP·Filed 2014·Granted Sep 27, 2016·261 cites·21 claims
- 2299US9400611B1Data migration in cluster environment using host copy and changed block trackingEMC CORP·Filed 2013·Granted Jul 26, 2016·150 cites·25 claims
- 2399US9336230B1File replicationEMC CORP·Filed 2015·Granted May 10, 2016·71 cites·14 claims
- 2499US9306942B1Agile OTP generationEMC CORP·Filed 2015·Granted Apr 5, 2016·226 cites·21 claims
- 2599US9235481B1Continuous data replicationEMC CORP·Filed 2015·Granted Jan 12, 2016·111 cites·20 claims
- 2699US9118663B1Agile OTP generationEMC CORP·Filed 2014·Granted Aug 25, 2015·225 cites·20 claims
- 2799US9110898B1Method and apparatus for automatically detecting replication performance degradationEMC CORP·Filed 2012·Granted Aug 18, 2015·199 cites·22 claims
- 2899US9026696B1Using I/O track information for continuous push with splitter for storage deviceEMC CORP·Filed 2014·Granted May 5, 2015·117 cites·8 claims
- 2999US8010738B1Techniques for obtaining a specified lifetime for a data storage deviceEMC CORP·Filed 2008·Granted Aug 30, 2011·164 cites·20 claims
- 3099US7904681B1Methods and systems for migrating data with minimal disruptionEMC CORP·Filed 2006·Granted Mar 8, 2011·262 cites·21 claims
- 3199US7873619B1Managing metadataEMC CORP·Filed 2008·Granted Jan 18, 2011·603 cites·19 claims
- 3299US7848746B2Authentication methods and apparatus utilizing hash chainsEMC CORP·Filed 2007·Granted Dec 7, 2010·270 cites·21 claims
- 3399US7822939B1Data de-duplication using thin provisioningEMC CORP·Filed 2007·Granted Oct 26, 2010·303 cites·25 claims
- 3499US7783682B1Probabilistic summary data structure based encoding for garbage collection in backup systemsEMC CORP·Filed 2007·Granted Aug 24, 2010·256 cites·38 claims
- 3599US7757059B1Virtual array non-disruptive management data migrationEMC CORP·Filed 2006·Granted Jul 13, 2010·232 cites·24 claims
- 3699US7484059B1Full array non-disruptive migration of extended storage functionalityEMC CORP·Filed 2006·Granted Jan 27, 2009·188 cites·23 claims
- 3799US7484056B2Partitioning of a storage array into N-storage arrays using full array non-disruptive data migrationEMC CORP·Filed 2006·Granted Jan 27, 2009·191 cites·23 claims
- 3899US7484057B1Consolidating N-storage arrays into one storage array using full array non-disruptive data migrationEMC CORP·Filed 2006·Granted Jan 27, 2009·188 cites·20 claims
- 3999US6647474B2Remote data mirroring system using local and remote write pending indicatorsEMC CORP·Filed 2002·Granted Nov 11, 2003·288 cites·20 claims
- 4099US6598134B2System and method for on-line, real time, data migrationEMC CORP·Filed 2001·Granted Jul 22, 2003·214 cites·19 claims
- 4199US6581143B2Data processing method and apparatus for enabling independent access to replicated dataEMC CORP·Filed 2002·Granted Jun 17, 2003·404 cites·13 claims
- 4299US6502205B1Asynchronous remote data mirroring systemEMC CORP·Filed 2000·Granted Dec 31, 2002·603 cites·8 claims
- 4399US6434681B1Snapshot copy facility for a data storage system permitting continued host read/write accessEMC CORP·Filed 1999·Granted Aug 13, 2002·623 cites·14 claims
- 4499US6421711B1Virtual ports for data transferring of a data storage systemEMC CORP·Filed 1998·Granted Jul 16, 2002·1.6k cites·15 claims
- 4599US6356977B2System and method for on-line, real time, data migrationEMC CORP·Filed 2000·Granted Mar 12, 2002·186 cites·18 claims
- 4699US6324581B1File server system using file system storage, data movers, and an exchange of meta data among data movers for file locking and direct access to shared file systemsEMC CORP·Filed 1999·Granted Nov 27, 2001·1.6k cites·30 claims
- 4799US6275953B1Recovery from failure of a data processor in a network serverEMC CORP·Filed 1997·Granted Aug 14, 2001·1.3k cites·14 claims
- 4899US6230200B1Dynamic modeling for resource allocation in a file serverEMC CORP·Filed 1997·Granted May 8, 2001·672 cites·46 claims
- 4999US6173377B1Remote data mirroringEMC CORP·Filed 1998·Granted Jan 9, 2001·523 cites·12 claims
- 5099US6076148AMass storage subsystem and backup arrangement for digital data processing system which permits information to be backed up while host computer(s) continue(s) operating in connection with information stored on mass storage subsystemEMC CORP·Filed 1997·Granted Jun 13, 2000·1.3k cites·22 claims
Showing the top 50 of 4,683 patent records by PatentIndex Score.
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