Patents by Inventor Rachel B. Stonehirsch

Rachel B. Stonehirsch 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).

  • Apparatus and method for private information retrieval
    Patent number: 11093635
    Abstract: Apparatuses and methods for private information retrieval are provided. One example method may include receiving a query state machine that is an encoding of a search pattern. The query state machine may include a plurality of states and a transition function that defines a plurality of transitions based on the search pattern. The example method may also include performing a private query against a target query string of a target query record by applying the query state machine to the target query string to develop a private encoding. The method may further include transmitting query results based on the private encoding.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: August 17, 2021
    Assignee: The Johns Hopkins University
    Inventors: Russell A. Fink, David R. Zaret, Rachel B. Stonehirsch, Robert M. Seng, Samantha M. Tyson
  • Apparatus and Method for Private Information Retrieval
    Publication number: 20170323118
    Abstract: Apparatuses and methods for private information retrieval are provided. One example method may include receiving a query state machine that is an encoding of a search pattern. The query state machine may include a plurality of states and a transition function that defines a plurality of transitions based on the search pattern. The example method may also include performing a private query against a target query string of a target query record by applying the query state machine to the target query string to develop a private encoding. The method may further include transmitting query results based on the private encoding.
    Type: Application
    Filed: May 4, 2017
    Publication date: November 9, 2017
    Inventors: Russell A. Fink, David R. Zaret, Rachel B. Stonehirsch, Robert M. Seng, Samantha M. Tyson