Inventor · San Jose, CA, US

Wayne A. Sawdon

66Patents
17h-index
49Co-inventors
84Inventor score

Filing activity: Dec 23, 1991 → Apr 22, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6748504B2 Deferred copy-on-write of a snapshot Emerging Cross-Sectional Technologies 220 Expired
US5278982A Log archive filtering method for transaction-consistent forward recovery from catastrophic media failures Emerging Cross-Sectional Technologies 107 Expired
US6829617B2 Providing a snapshot of a subset of a file system Emerging Cross-Sectional Technologies 102 Expired
US6959310B2 Generating 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 system Emerging Cross-Sectional Technologies 78 Expired
US6928459B1 Plurality of file systems using weighted allocation to allocate space on one or more storage devices Emerging Cross-Sectional Technologies 61 Expired
US7085785B2 Writable file system snapshot with ditto address feature Emerging Cross-Sectional Technologies 51 Expired
US7216135B2 File system for providing access to a snapshot dataset where disk address in the inode is equal to a ditto address for indicating that the disk address is invalid disk address Emerging Cross-Sectional Technologies 44 Expired
US7043503B2 Ditto address indicating true disk address for actual data blocks stored in one of an inode of the file system and subsequent snapshot Emerging Cross-Sectional Technologies 30 Expired
US7502801B2 Providing a snapshot of a subset of a file system Emerging Cross-Sectional Technologies 30 Active
US6829678B1 System for determining the order and frequency in which space is allocated on individual storage devices Physics 30 Expired
US7092976B2 Parallel high speed backup for a storage area network (SAN) file system Emerging Cross-Sectional Technologies 28 Expired
US10049121B2 Clone file backup and restore Physics 27 Active
US7111014B2 Providing a snapshot of a subject of a file system Emerging Cross-Sectional Technologies 25 Expired
US7234077B2 Rapid restoration of file system usage in very large file systems Emerging Cross-Sectional Technologies 23 Expired
US8639665B2 Hybrid backup and restore of very large file system using metadata image backup and traditional backup Physics 22 Active
US8055864B2 Efficient hierarchical storage management of a file system with snapshots Physics 22 Active
US9824233B2 Posixly secure open and access files by inode number Electricity 19 Active
US8204863B2 Multi-phase file system restore with selective on-demand data availability Physics 17 Active
US8341130B2 Scalable file management for a shared file system Physics 14 Active
US8341122B2 Restore of full system backup and incremental backups using multiple simultaneous device streams Physics 11 Active
US8892531B2 Scalable file management for a shared file system Physics 9 Active
US10554220B1 Managing compression and storage of genomic data Electricity 8 Active
US9766988B2 Restore of full system backup and incremental backups using multiple simultaneous device streams Physics 8 Active
US8805789B2 Using a metadata image of a file system and archive instance to backup data objects in the file system Physics 6 Active
US11036690B2 Global namespace in a heterogeneous storage system environment Electricity 6 Active

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