Patents by Inventor Mahadev Satyanarayanan

Mahadev Satyanarayanan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Handling weakening of hash functions by using epochs
    Patent number: 11016933
    Abstract: Techniques to manage the use of hash functions are disclosed. In various embodiments, a hash function epoch metadata is stored to associate a hash function with an epoch, the epoch defining a subset of data stored by a distributed file system. The distributed file system is configured to use the hash function epoch metadata to manage storage of data comprising the subset of data stored by the distributed file system.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: May 25, 2021
    Assignee: EMC IP Holding Company LLC
    Inventors: Mahadev Satyanarayanan, Niraj Tolia, Andrew Gaul
  • HANDLING WEAKENING OF HASH FUNCTIONS BY USING EPOCHS
    Publication number: 20190188183
    Abstract: Techniques to manage the use of hash functions are disclosed. In various embodiments, a hash function epoch metadata is stored to associate a hash function with an epoch, the epoch defining a subset of data stored by a distributed file system. The distributed file system is configured to use the hash function epoch metadata to manage storage of data comprising the subset of data stored by the distributed file system.
    Type: Application
    Filed: February 7, 2019
    Publication date: June 20, 2019
    Inventors: Mahadev Satyanarayanan, Niraj Tolia, Andrew Gaul
  • Handling weakening of hash functions by using epochs
    Patent number: 10242015
    Abstract: Techniques to manage the use of hash functions are disclosed. In various embodiments, a hash function epoch metadata is stored to associate a hash function with an epoch, the epoch defining a subset of data stored by a distributed file system. The distributed file system is configured to use the hash function epoch metadata to manage storage of data comprising the subset of data stored by the distributed file system.
    Type: Grant
    Filed: August 18, 2015
    Date of Patent: March 26, 2019
    Assignee: EMC IP Holding Company LLC
    Inventors: Mahadev Satyanarayanan, Niraj Tolia, Andrew Gaul
  • Method and system for asynchronous transmission, backup, distribution of data and file sharing
    Patent number: 6662198
    Abstract: A system and method is provided for asynchronously sharing, backing up, and distributing data based on immutable entries. The system which is layered upon an existing operating system automatically stores, queues and distributes requested data among users.
    Type: Grant
    Filed: August 30, 2001
    Date of Patent: December 9, 2003
    Assignee: Zoteca Inc.
    Inventors: Mahadev Satyanarayanan, Itamar Shtull-Trauring
  • Method and system for asynchronous transmission, backup, distribution of data and file sharing
    Publication number: 20030046260
    Abstract: The instant invention provides for a system and method for asynchronously sharing, backing up, and distributing data based on immutable entries. The system which is layered upon an existing operating system automatically stores, queues and distributes requested data among users.
    Type: Application
    Filed: August 30, 2001
    Publication date: March 6, 2003
    Inventors: Mahadev Satyanarayanan, Itamar Shtull-Trauring