Assignee
NETWORK APPLIANCE INC
US·487 granted patents·5 pending applications·33,305 citations·filing 1995–2010
Top patents by PatentIndex Score
492 records- 0199US7437530B1System and method for mapping file block numbers to logical block addressesNETWORK APPLIANCE INC·Filed 2003·Granted Oct 14, 2008·528 cites·7 claims
- 0299US6993539B2System and method for determining changes in two snapshots and for transmitting changes to destination snapshotNETWORK APPLIANCE INC·Filed 2002·Granted Jan 31, 2006·330 cites·20 claims
- 0399US6892211B2Copy on write file system consistency and block usageNETWORK APPLIANCE INC·Filed 2004·Granted May 10, 2005·363 cites·24 claims
- 0499US6643654B1System and method for representing named data streams within an on-disk structure of a file systemNETWORK APPLIANCE INC·Filed 2001·Granted Nov 4, 2003·236 cites·29 claims
- 0599US6289356B1Write anywhere file-system layoutNETWORK APPLIANCE INC·Filed 1998·Granted Sep 11, 2001·478 cites·8 claims
- 0699US5963962AWrite anywhere file-system layoutNETWORK APPLIANCE INC·Filed 1998·Granted Oct 5, 1999·677 cites·2 claims
- 0799US5819292AMethod for maintaining consistent states of a file system and for creating user-accessible read-only copies of a file systemNETWORK APPLIANCE INC·Filed 1995·Granted Oct 6, 1998·1.3k cites·20 claims
- 0898US8046378B1Universal quota entry identificationNETWORK APPLIANCE INC·Filed 2007·Granted Oct 25, 2011·258 cites·17 claims
- 0998US7908656B1Customized data generating data storage system filter for data securityNETWORK APPLIANCE INC·Filed 2007·Granted Mar 15, 2011·144 cites·43 claims
- 1098US7856530B1System and method for implementing a dynamic cache for a data storage systemNETWORK APPLIANCE INC·Filed 2007·Granted Dec 21, 2010·142 cites·25 claims
- 1198US7512744B2Technique for enabling multiple virtual filers on a single filer to participate in multiple address spaces with overlapping network addressesNETWORK APPLIANCE INC·Filed 2005·Granted Mar 31, 2009·157 cites·20 claims
- 1298US7472242B1Eliminating duplicate blocks during backup writesNETWORK APPLIANCE INC·Filed 2006·Granted Dec 30, 2008·213 cites·19 claims
- 1398US7409494B2Extension of write anywhere file system layoutNETWORK APPLIANCE INC·Filed 2004·Granted Aug 5, 2008·165 cites·93 claims
- 1498US7409522B1Method and system for reallocating data in a file systemNETWORK APPLIANCE INC·Filed 2005·Granted Aug 5, 2008·89 cites·17 claims
- 1598US7373364B1System and method for creating a point-in-time restoration of a database fileNETWORK APPLIANCE INC·Filed 2002·Granted May 13, 2008·268 cites·11 claims
- 1698US7225204B2System and method for asynchronous mirroring of snapshots at a destination using a purgatory directory and inode mappingNETWORK APPLIANCE INC·Filed 2002·Granted May 29, 2007·318 cites·35 claims
- 1798US7107385B2Storage virtualization by layering virtual disk objects on a file systemNETWORK APPLIANCE INC·Filed 2002·Granted Sep 12, 2006·279 cites·97 claims
- 1898US7072916B1Instant snapshotNETWORK APPLIANCE INC·Filed 2000·Granted Jul 4, 2006·186 cites·27 claims
- 1998US7043485B2System and method for storage of snapshot metadata in a remote fileNETWORK APPLIANCE INC·Filed 2002·Granted May 9, 2006·219 cites·21 claims
- 2098US7039827B2Failover processing in a storage systemNETWORK APPLIANCE INC·Filed 2002·Granted May 2, 2006·478 cites·10 claims
- 2198US7010553B2System and method for redirecting access to a remote mirrored snapshotNETWORK APPLIANCE INC·Filed 2002·Granted Mar 7, 2006·184 cites·20 claims
- 2298US6857001B2Multiple concurrent active file systemsNETWORK APPLIANCE INC·Filed 2002·Granted Feb 15, 2005·164 cites·63 claims
- 2398US6636879B1Space allocation in a write anywhere file systemNETWORK APPLIANCE INC·Filed 2000·Granted Oct 21, 2003·253 cites·39 claims
- 2498US6038570AMethod for allocating files in a file system integrated with a RAID disk sub-systemNETWORK APPLIANCE INC·Filed 1995·Granted Mar 14, 2000·561 cites·61 claims
- 2597US8364920B1System and method for transferring and backing up luns and lun clones on primary and secondary serversNETWORK APPLIANCE INC·Filed 2009·Granted Jan 29, 2013·188 cites·18 claims
- 2697US7933936B2Method and system for automatic management of storage spaceNETWORK APPLIANCE INC·Filed 2005·Granted Apr 26, 2011·241 cites·18 claims
- 2797US7899791B1Method and apparatus for improving data processing system performance by reducing wasted disk writesNETWORK APPLIANCE INC·Filed 2010·Granted Mar 1, 2011·42 cites·9 claims
- 2897US7827201B1Merging containers in a multi-container systemNETWORK APPLIANCE INC·Filed 2007·Granted Nov 2, 2010·104 cites·13 claims
- 2997US7702870B2Method and apparatus for defragmentation and for detection of relocated blocksNETWORK APPLIANCE INC·Filed 2006·Granted Apr 20, 2010·71 cites·27 claims
- 3097US7562203B2Storage defragmentation based on modified physical address and unmodified logical addressNETWORK APPLIANCE INC·Filed 2006·Granted Jul 14, 2009·95 cites·31 claims
- 3197US7529836B1Technique for throttling data access requestsNETWORK APPLIANCE INC·Filed 2004·Granted May 5, 2009·261 cites·40 claims
- 3297US7409511B2Cloning technique for efficiently creating a copy of a volume in a storage systemNETWORK APPLIANCE INC·Filed 2004·Granted Aug 5, 2008·149 cites·35 claims
- 3397US7409625B2Row-diagonal parity technique for enabling efficient recovery from double failures in a storage arrayNETWORK APPLIANCE INC·Filed 2007·Granted Aug 5, 2008·54 cites·20 claims
- 3497US7366837B2Data placement technique for striping data containers across volumes of a storage system clusterNETWORK APPLIANCE INC·Filed 2005·Granted Apr 29, 2008·80 cites·23 claims
- 3597US7334095B1Writable clone of read-only volumeNETWORK APPLIANCE INC·Filed 2004·Granted Feb 19, 2008·160 cites·29 claims
- 3697US7249150B1System and method for parallelized replay of an NVRAM log in a storage applianceNETWORK APPLIANCE INC·Filed 2001·Granted Jul 24, 2007·150 cites·10 claims
- 3797US7174352B2File system image transferNETWORK APPLIANCE INC·Filed 2001·Granted Feb 6, 2007·225 cites·62 claims
- 3897US7162486B2System and method for representing named data streams within an on-disk structure of a file systemNETWORK APPLIANCE INC·Filed 2003·Granted Jan 9, 2007·123 cites·40 claims
- 3997US7143307B1Remote disaster recovery and data migration using virtual appliance migrationNETWORK APPLIANCE INC·Filed 2002·Granted Nov 28, 2006·165 cites·43 claims
- 4097US7051050B2System and method for restoring a single file from a snapshotNETWORK APPLIANCE INC·Filed 2002·Granted May 23, 2006·184 cites·25 claims
- 4197US7039663B1System and method for checkpointing and restarting an asynchronous transfer of data between a source and destination snapshotNETWORK APPLIANCE INC·Filed 2002·Granted May 2, 2006·192 cites·46 claims
- 4297US6993701B2Row-diagonal parity technique for enabling efficient recovery from double failures in a storage arrayNETWORK APPLIANCE INC·Filed 2001·Granted Jan 31, 2006·150 cites·103 claims
- 4397US6748447B1Method and apparatus for scalable distribution of information in a distributed networkNETWORK APPLIANCE INC·Filed 2000·Granted Jun 8, 2004·326 cites·21 claims
- 4497US6718361B1Method and apparatus for reliable and scalable distribution of data files in distributed networksNETWORK APPLIANCE INC·Filed 2000·Granted Apr 6, 2004·2.2k cites·24 claims
- 4597US6654912B1Recovery of file system data in file servers mirrored file system volumesNETWORK APPLIANCE INC·Filed 2000·Granted Nov 25, 2003·152 cites·6 claims
- 4697US6138126AMethod for allocating files in a file system integrated with a raid disk sub-systemNETWORK APPLIANCE INC·Filed 1999·Granted Oct 24, 2000·273 cites·7 claims
- 4796US8386834B1Raid storage configuration for cached data storageNETWORK APPLIANCE INC·Filed 2010·Granted Feb 26, 2013·43 cites·7 claims
- 4896US7752173B1Method and apparatus for improving data processing system performance by reducing wasted disk writesNETWORK APPLIANCE INC·Filed 2005·Granted Jul 6, 2010·48 cites·11 claims
- 4996US7676510B1Space reservation monitoring in a fractionally reserved data storage systemNETWORK APPLIANCE INC·Filed 2006·Granted Mar 9, 2010·75 cites·8 claims
- 5096US7639520B1Efficient power supplyNETWORK APPLIANCE INC·Filed 2007·Granted Dec 29, 2009·83 cites·19 claims
Showing the top 50 of 492 patent records by PatentIndex Score.
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