Managing Filesystem Versions
U.S. Patent 7,139,781November 2006A comprehensive system for managing multiple versions of files within a file system.
Research archive
Patents
Inventions in storage, networking, and computer systems.
11 patents
Method, System and Computer Program Product for Implementing Copy-on-Write of a File
U.S. Patent 7,085,909August 2006An efficient implementation of copy-on-write semantics for file systems, optimizing storage utilization.
System and Method for Restoring a File System from Backups in the Presence of Deletions
U.S. Patent 6,938,056August 2005A method for accurately restoring file systems from backups while properly handling file deletions.
System and Method for Managing Authentication and Coherency in a Storage Area Network
U.S. Patent 6,792,424September 2004A system for managing authentication and maintaining data coherency in storage area networks.
Lease-Based Safety Protocol for Distributed System with Multiple Networks
U.S. Patent 6,775,703August 2004A lease-based protocol ensuring safety and consistency in distributed systems operating across multiple networks.
Data Placement and Allocation using Virtual Contiguity
U.S. Patent 6,651,147November 2003A method for optimizing data placement and allocation through virtual contiguity to improve storage system performance.