Patents by Inventor Qifan Xi

Qifan Xi 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).

  • Patent number: 10178059
    Abstract: Provided are systems and methods for determining consumable content that is associated with a user, determining a position associated with a location in the content, determining a snippet comprising a sub-portion of the content starting at or near the position and ending at a snippet end position, and sending, to an address associated with the user, an electronic message comprising the snippet.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: January 8, 2019
    Assignee: Amazon Technologies, Inc.
    Inventors: Rohit Garg, Qifan Xi