Inventor · San Francisco, CA, US

Andy C. Kahn

23Patents
13h-index
20Co-inventors
77Inventor score

Filing activity: Oct 25, 2000 → Jun 17, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7051050B2 System and method for restoring a single file from a snapshot Physics 154 Expired
US7111021B1 System and method for efficient space accounting in a file system with snapshots Emerging Cross-Sectional Technologies 55 Expired
US7072910B2 File folding technique Emerging Cross-Sectional Technologies 48 Expired
US6952797B1 Block-appended checksums Electricity 42 Expired
US6799284B1 Reparity bitmap RAID failure recovery Physics 34 Expired
US7707193B2 System and method for verifying and restoring the consistency of inode to pathname mappings in a filesystem Physics 33 Active
US7930275B2 System and method for restoring and reconciling a single file from an active file system and a snapshot Physics 22 Active
US8903761B1 System and method for maintaining mappings from data containers to their parent directories Emerging Cross-Sectional Technologies 20 Active
US7313720B1 Technique for increasing the number of persistent consistency point images in a file system Emerging Cross-Sectional Technologies 17 Expired
US7979395B1 Method and system for determining reclaimable space occupied by a set of snapshots Physics 15 Active
US8793223B1 Online data consistency checking in a network storage system with optional committal of remedial changes Electricity 15 Active
US7899795B1 Method and system for recovering lost data volumes Physics 14 Active
US7552146B1 Method and apparatus for offline and online consistency checking of aggregates and flexible volumes Emerging Cross-Sectional Technologies 14 Active
US7467276B1 System and method for automatic root volume creation Electricity 13 Active
US7984085B1 Rate of change of data using on-the-fly accounting Physics 10 Active
US8122286B1 Technique for increasing the number of persistent consistency point images in a file system Emerging Cross-Sectional Technologies 9 Expired
US7739318B2 System and method for maintaining mappings from data containers to their parent directories Emerging Cross-Sectional Technologies 6 Active
US8843533B1 File system consistency check system Physics 5 Active
US7444361B2 File folding technique Emerging Cross-Sectional Technologies 3 Active
US6988220B1 Technique for increasing the number of persistent consistency point images in a file system General 0 Revoked
US9170883B2 Online data consistency checking in a network storage system with optional committal of remedial changes Electricity 0 Active
US9043291B2 System and method for verifying and restoring the consistency of inode to pathname mappings in a filesystem Physics 0 Active
US9009168B2 Technique for increasing the number of persistent consistency point images in a file system Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.