Inventor · disambiguated record
William C. Davenport
Also filed as: DAVENPORT WILLIAM · DAVENPORT WILLIAM C
74 granted patents·1,214 citations·filing 1989–2021
99Inventor score
Top patents by PatentIndex Score
74 records- 0199US9594514B1Managing 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
- 0298US9846706B1Managing mounting of file systemsEMC CORP·Filed 2012·Granted Dec 19, 2017·71 cites·20 claims
- 0398US8412688B1Delegated reference count base file versioningARMANGAU PHILIPPE·Filed 2011·Granted Apr 2, 2013·121 cites·20 claims
- 0497US8190850B1Virtual block mapping for relocating compressed and/or encrypted file data block blocksDAVENPORT WILLIAM C·Filed 2009·Granted May 29, 2012·122 cites·23 claims
- 0596US10248623B1Data deduplication techniquesEMC IP HOLDING CO LLC·Filed 2015·Granted Apr 2, 2019·23 cites·13 claims
- 0696US10120887B1Demand-driven initialization of data storage structuresEMC IP HOLDING CO LLC·Filed 2015·Granted Nov 6, 2018·36 cites·21 claims
- 0796US9569455B1Deduplicating container filesEMC CORP·Filed 2013·Granted Feb 14, 2017·42 cites·22 claims
- 0896US9213717B1Managing concurrent I/OS in file systemsPAWAR SITARAM·Filed 2011·Granted Dec 15, 2015·58 cites·20 claims
- 0996US8032498B1Delegated reference count base file versioningEMC CORP·Filed 2009·Granted Oct 4, 2011·59 cites·20 claims
- 1095US10242012B1Managing truncation of files of file systemsEMC CORP·Filed 2015·Granted Mar 26, 2019·16 cites·18 claims
- 1195US9400741B1Reclaiming space from file system hosting many primary storage objects and their snapshotsEMC CORP·Filed 2014·Granted Jul 26, 2016·30 cites·20 claims
- 1295US9280555B1Unified data protection for block and file objectsEMC CORP·Filed 2013·Granted Mar 8, 2016·26 cites·21 claims
- 1395US9122697B1Unified data services for block and file objectsEMC CORP·Filed 2013·Granted Sep 1, 2015·30 cites·26 claims
- 1495US8996490B1Managing logical views of directoriesARMANGAU PHILIPPE·Filed 2011·Granted Mar 31, 2015·31 cites·20 claims
- 1593US10387369B1Managing file deletions of files and versions of files in storage systemsEMC CORP·Filed 2014·Granted Aug 20, 2019·19 cites·14 claims
- 1693US9842117B1Managing replication of file systemsEMC CORP·Filed 2014·Granted Dec 12, 2017·23 cites·20 claims
- 1793US9778996B1File system version set infrastructureEMC CORP·Filed 2014·Granted Oct 3, 2017·21 cites·19 claims
- 1893US9280578B1Combining transactions in a metadata transaction logEMC CORP·Filed 2013·Granted Mar 8, 2016·25 cites·22 claims
- 1993US9122712B1Compressing container filesEMC CORP·Filed 2013·Granted Sep 1, 2015·20 cites·18 claims
- 2092US10318166B1Preserving locality of storage accesses by virtual machine copies in hyper-converged infrastructure appliancesEMC IP HOLDING CO LLC·Filed 2016·Granted Jun 11, 2019·10 cites·21 claims
- 2192US10262023B1Managing data inconsistencies in file systemsEMC CORP·Filed 2014·Granted Apr 16, 2019·22 cites·20 claims
- 2292US8938425B1Managing logical views of storageARMANGAU PHILIPPE·Filed 2011·Granted Jan 20, 2015·21 cites·20 claims
- 2391US11269776B2Direct input/output path to compressed dataEMC IP HOLDING CO LLC·Filed 2019·Granted Mar 8, 2022·7 cites·10 claims
- 2491US10242011B1Managing truncation of files of file systemsEMC CORP·Filed 2015·Granted Mar 26, 2019·8 cites·18 claims
- 2591US10146703B1Encrypting data objects in a data storage systemEMC CORP·Filed 2015·Granted Dec 4, 2018·9 cites·25 claims
- 2691US10007671B1Data storage system employing space reclaim approximationEMC IP HOLDING CO LLC·Filed 2016·Granted Jun 26, 2018·8 cites·18 claims
- 2791US8578128B1Virtual block mapping for relocating compressed and/or encrypted file data block blocksDAVENPORT WILLIAM C·Filed 2012·Granted Nov 5, 2013·16 cites·20 claims
- 2890US10733161B1Atomically managing data objects and assigned attributesEMC IP HOLDING CO LLC·Filed 2015·Granted Aug 4, 2020·7 cites·15 claims
- 2990US10146782B1Secure erasure of files by a filesystemEMC CORP·Filed 2015·Granted Dec 4, 2018·14 cites·19 claims
- 3090US10146466B1Merging mapping metadata to promote reference counting efficiencyEMC IP HOLDING CO LLC·Filed 2017·Granted Dec 4, 2018·7 cites·20 claims
- 3190US10048885B1Managing reclaiming storage space in file systemsEMC IP HOLDING CO LLC·Filed 2014·Granted Aug 14, 2018·13 cites·16 claims
- 3290US9400792B1File system inline fine grained tieringEMC CORP·Filed 2013·Granted Jul 26, 2016·15 cites·21 claims
- 3390US9229864B1Managing metadata synchronization for reducing host system latency in a storage systemEMC CORP·Filed 2013·Granted Jan 5, 2016·14 cites·30 claims
- 3489US9940331B1Proactive scavenging of file system snapsEMC CORP·Filed 2014·Granted Apr 10, 2018·12 cites·18 claims
- 3588US10148662B1De-duplication of access control listsEMC IP HOLDING CO LLC·Filed 2015·Granted Dec 4, 2018·7 cites·16 claims
- 3688US9430492B1Efficient scavenging of data and metadata file system blocksEMC CORP·Filed 2013·Granted Aug 30, 2016·11 cites·21 claims
- 3788US9280467B1Metadata flushing using additive increase and multiplicitive decrease to determine a number of IO processes usedEMC CORP·Filed 2013·Granted Mar 8, 2016·12 cites·16 claims
- 3887US10528429B1Managing recovery of file systemsEMC CORP·Filed 2014·Granted Jan 7, 2020·14 cites·18 claims
- 3987US10209909B1Storage element cloning in presence of data storage pre-mapperEMC IP HOLDING CO LLC·Filed 2017·Granted Feb 19, 2019·5 cites·20 claims
- 4086US11023488B1Preserving quality of service when replicating data objectsEMC CORP·Filed 2014·Granted Jun 1, 2021·8 cites·18 claims
- 4186US9256603B1File system over fully provisioned volume file in direct modeEMC CORP·Filed 2013·Granted Feb 9, 2016·9 cites·11 claims
- 4286US9122689B1Recovering performance of a file system post-migrationEMC CORP·Filed 2013·Granted Sep 1, 2015·9 cites·17 claims
- 4384US9430503B1Coalescing transactional same-block writes for virtual block mapsEMC CORP·Filed 2013·Granted Aug 30, 2016·9 cites·21 claims
- 4484US9128629B1Throttling techniques for use with data relocationEMC CORP·Filed 2013·Granted Sep 8, 2015·8 cites·20 claims
- 4581US9329803B1File system over thinly provisioned volume file in mapped modeEMC CORP·Filed 2013·Granted May 3, 2016·6 cites·22 claims
- 4680US11556262B2Extent operation processingEMC IP HOLDING CO LLC·Filed 2020·Granted Jan 17, 2023·1 cites·13 claims
- 4779US9256629B1File system snapshots over thinly provisioned volume file in mapped modeEMC CORP·Filed 2013·Granted Feb 9, 2016·5 cites·19 claims
- 4877US10127236B1Filesystem storing file data in larger units than used for metadataEMC CORP·Filed 2013·Granted Nov 13, 2018·5 cites·18 claims
- 4976US10013217B1Upper deck file system shrink for directly and thinly provisioned lower deck file system in which upper deck file system is stored in a volume file within lower deck file system where both upper deck file system and lower deck file system resides in storage processor memoryEMC CORP·Filed 2013·Granted Jul 3, 2018·4 cites·20 claims
- 5076US9690837B1Techniques for preserving redundant copies of metadata in a data storage system employing de-duplicationEMC CORP·Filed 2013·Granted Jun 27, 2017·4 cites·24 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →