Inventor · disambiguated record
Richard Ohran
Also filed as: OHRAN RICHARD · OHRAN RICHARD S
20 granted patents·1 pending application·2,928 citations·filing 1994–2010
97Inventor score
Top patents by PatentIndex Score
21 records- 0198US5835953ABackup system that takes a snapshot of the locations in a mass storage device that has been identified for updating prior to updatingVINCA CORP·Filed 1996·Granted Nov 10, 1998·701 cites·21 claims
- 0297US7296125B2Preserving a snapshot of selected data of a mass storage systemEMC CORP·Filed 2001·Granted Nov 13, 2007·179 cites·28 claims
- 0396US6871271B2Incrementally restoring a mass storage device to a prior stateEMC CORP·Filed 2001·Granted Mar 22, 2005·222 cites·30 claims
- 0496US5649152AMethod and system for providing a static snapshot of data stored on a mass storage systemVINCA CORP·Filed 1994·Granted Jul 15, 1997·360 cites·25 claims
- 0595US6609183B2Method and system for mirroring and archiving mass storageLEGATO SYS INC·Filed 2002·Granted Aug 19, 2003·99 cites·20 claims
- 0695US6397307B2Method and system for mirroring and archiving mass storageLEGATO SYS INC·Filed 1999·Granted May 28, 2002·213 cites·29 claims
- 0795US6085298AComparing mass storage devices through digests that are representative of stored data in order to minimize data transferVINCA CORP·Filed 1998·Granted Jul 4, 2000·218 cites·28 claims
- 0893US7107418B2Method and system for mirroring and archiving mass storageEMC CORP·Filed 2003·Granted Sep 12, 2006·60 cites·4 claims
- 0991US7398366B2Tracking incremental changes in a mass storage systemEMC CORP·Filed 2006·Granted Jul 8, 2008·24 cites·20 claims
- 1090US6560617B1Operation of a standby server to preserve data stored by a network serverLEGATO SYS INC·Filed 1999·Granted May 6, 2003·90 cites·42 claims
- 1190US6526487B2Performing acknowledged operations on original and mirrored copies of dataLEGATO SYS INC·Filed 2001·Granted Feb 25, 2003·70 cites·23 claims
- 1290US6073222AUsing a virtual device to access data as it previously existed in a mass data storage systemVINCA CORP·Filed 1999·Granted Jun 6, 2000·133 cites·26 claims
- 1388US5812748AMethod for improving recovery performance from hardware and software errors in a fault-tolerant computer systemVINCA CORP·Filed 1995·Granted Sep 22, 1998·295 cites·26 claims
- 1485US7434093B2Dual channel restoration of data between primary and backup serversEMC CORP·Filed 2005·Granted Oct 7, 2008·13 cites·14 claims
- 1585US6941490B2Dual channel restoration of data between primary and backup serversEMC CORP·Filed 2001·Granted Sep 6, 2005·36 cites·25 claims
- 1684US5978565AMethod for rapid recovery from a network file server failure including method for operating co-standby serversVINCA CORP·Filed 1997·Granted Nov 2, 1999·119 cites·25 claims
- 1780US6338126B1Crash recovery without complete remirrorLEGATO SYS INC·Filed 1999·Granted Jan 8, 2002·81 cites·31 claims
- 1878US7660953B2Method and system for mirroring and archiving mass storageEMC CORP·Filed 2006·Granted Feb 9, 2010·6 cites·21 claims
- 1957US8215053B1Method for improving seed germination efficiencyOHRAN RICHARD·Filed 2010·Granted Jul 10, 2012·4 cites·19 claims
- 2057US6931502B2Recovery of data using write request copies in delta queueEMC CORP·Filed 2003·Granted Aug 16, 2005·5 cites·22 claims
- 2147US2010114381A1Towrope Winch User InterfaceWELCH JOHN M·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →