Inventor · disambiguated record
Roger L. Haskin
Also filed as: HASKIN ROGER · HASKIN ROGER L · HASKIN ROGER LEE
36 granted patents·3 pending applications·1,655 citations·filing 1981–2017
98Inventor score
Top patents by PatentIndex Score
39 records- 0197US8516159B2Asynchronous file operations in a scalable multi-node file system cache for a remote cluster file systemANANTHANARAYANAN RAJAGOPOL·Filed 2012·Granted Aug 20, 2013·88 cites·9 claims
- 0295US6959310B2Generating data set of the first file system by determining a set of changes between data stored in first snapshot of the first file system, and data stored in second snapshot of the first file systemIBM·Filed 2002·Granted Oct 25, 2005·119 cites·35 claims
- 0393US8635421B2Snapshot based replicationGUPTA KARAN·Filed 2012·Granted Jan 21, 2014·22 cites·9 claims
- 0493US5960446AParallel file system and method with allocation mapIBM·Filed 1997·Granted Sep 28, 1999·173 cites·13 claims
- 0592US5963963AParallel file system and buffer management arbitrationIBM·Filed 1997·Granted Oct 5, 1999·205 cites·9 claims
- 0691US9860333B2Scalable caching of remote file data in a cluster file systemIBM·Filed 2015·Granted Jan 2, 2018·6 cites·20 claims
- 0791US9176980B2Scalable caching of remote file data in a cluster file systemANANTHANARAYANAN RAJAGOPOL·Filed 2012·Granted Nov 3, 2015·12 cites·12 claims
- 0891US5946686AParallel file system and method with quota allocationIBM·Filed 1997·Granted Aug 31, 1999·155 cites·10 claims
- 0990US6829678B1System for determining the order and frequency in which space is allocated on individual storage devicesIBM·Filed 2000·Granted Dec 7, 2004·52 cites·74 claims
- 1089US7840995B2File level security for a metadata controller in a storage area networkIBM·Filed 2008·Granted Nov 23, 2010·17 cites·2 claims
- 1189US7072894B2Data management application programming interface handling mount on multiple nodes in a parallel file systemIBM·Filed 2001·Granted Jul 4, 2006·42 cites·63 claims
- 1289US6990478B2Data management application programming interface for a parallel file systemIBM·Filed 2001·Granted Jan 24, 2006·47 cites·47 claims
- 1389US6928459B1Plurality of file systems using weighted allocation to allocate space on one or more storage devicesIBM·Filed 2000·Granted Aug 9, 2005·78 cites·71 claims
- 1489US5278982ALog archive filtering method for transaction-consistent forward recovery from catastrophic media failuresIBM·Filed 1991·Granted Jan 11, 1994·155 cites·9 claims
- 1587US7043503B2Ditto address indicating true disk address for actual data blocks stored in one of an inode of the file system and subsequent snapshotIBM·Filed 2002·Granted May 9, 2006·50 cites·26 claims
- 1687US7010528B2Mechanism for running parallel application programs on metadata controller nodesIBM·Filed 2002·Granted Mar 7, 2006·56 cites·8 claims
- 1787US6820122B1Maintenance of free resource information in a distributed systemIBM·Filed 2000·Granted Nov 16, 2004·45 cites·31 claims
- 1886US8473582B2Disconnected file operations in a scalable multi-node file system cache for a remote cluster file systemANANTHANARAYANAN RAJAGOPOL·Filed 2009·Granted Jun 25, 2013·17 cites·21 claims
- 1986US8458239B2Directory traversal in a scalable multi-node file system cache for a remote cluster file systemANANTHANARAYANAN RAJAGOPOL·Filed 2009·Granted Jun 4, 2013·16 cites·9 claims
- 2086US7024582B2Data management application programming interface failure recovery in a parallel file systemIBM·Filed 2001·Granted Apr 4, 2006·34 cites·57 claims
- 2184US8495250B2Asynchronous file operations in a scalable multi-node file system cache for a remote cluster file systemANANTHANARAYANAN RAJAGOPOL·Filed 2009·Granted Jul 23, 2013·12 cites·11 claims
- 2284US7111291B2Data management application programming interface session management for a parallel file systemIBM·Filed 2001·Granted Sep 19, 2006·28 cites·57 claims
- 2383US4450520AMethod and system for matching encoded charactersUNIV ILLINOIS·Filed 1981·Granted May 22, 1984·72 cites·24 claims
- 2482US9122398B2Generalized storage allocation for multiple architecturesIBM·Filed 2012·Granted Sep 1, 2015·5 cites·20 claims
- 2578US5428771ATransparent transaction coordination between distributed networks having different communication protocolsIBM·Filed 1994·Granted Jun 27, 1995·90 cites·20 claims
- 2677US10659554B2Scalable caching of remote file data in a cluster file systemIBM·Filed 2017·Granted May 19, 2020·1 cites·18 claims
- 2775US7934056B2Allocating space on data storage devices in proportion to weights associated with the devicesIBM·Filed 2008·Granted Apr 26, 2011·5 cites·10 claims
- 2873US9158788B2Scalable caching of remote file data in a cluster file systemANANTHANARAYANAN RAJAGOPOL·Filed 2009·Granted Oct 13, 2015·4 cites·19 claims
- 2968US7448077B2File level security for a metadata controller in a storage area networkIBM·Filed 2002·Granted Nov 4, 2008·11 cites·5 claims
- 3064US7325120B2Allocating space on data storage devices in proportion to weights associated with the devicesIBM·Filed 2004·Granted Jan 29, 2008·7 cites·5 claims
- 3158US9880741B2Generalized storage allocation for multiple architecturesIBM·Filed 2016·Granted Jan 30, 2018·0 cites·20 claims
- 3258US7991753B2Lock acquisition among nodes of divided clusterIBM·Filed 2004·Granted Aug 2, 2011·4 cites·10 claims
- 3355US9423963B2Generalized storage allocation for multiple architecturesIBM·Filed 2015·Granted Aug 23, 2016·0 cites·20 claims
- 3455US6112223AApparatus for fault-tolerant multimedia program distributionIBM·Filed 1997·Granted Aug 29, 2000·23 cites·13 claims
- 3548US8627024B2Snapshot based replicationGUPTA KARAN·Filed 2010·Granted Jan 7, 2014·0 cites·8 claims
- 3648US8140622B2Parallel metadata service in storage area network environmentCURRAN ROBERT J·Filed 2002·Granted Mar 20, 2012·4 cites·7 claims
- 3747US2011258306A1Lock acquisition among node of divided clusterRAO SUDHIR G·Filed 2011·Application pending·0 cites
- 3845US2006074940A1Dynamic management of node clusters to enable data sharingIBM·Filed 2004·Application pending·0 cites
- 3943US2007011136A1Employing an identifier for an account of one domain in another domain to facilitate access of data on shared storage mediaIBM·Filed 2005·Application pending·0 cites
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