Patents by Inventor Lam Duy Nguyen

Lam Duy Nguyen 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).

  • Determining taxonomy nodes for browsing
    Patent number: 9785678
    Abstract: Disclosed are various embodiments for a node selection application. Utility nodes are selected from a taxonomy according to utility scores with respect to a search query. Relevant nodes are selected from the taxonomy according to relevance scores with respect to the search query. A collection of taxonomy nodes is recommended according to a convergence between the utility nodes and the relevant nodes.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: October 10, 2017
    Assignee: Amazon Technologies, Inc.
    Inventors: Christopher Robin Peery, Lam Duy Nguyen
  • Search query segmentation
    Patent number: 9378277
    Abstract: Disclosed are various embodiments for a search query segmentation application. Search queries are broken into segments. Each of the segments is assigned a taxonomy node from a catalog of items. Search results are generated as those items included in the taxonomy nodes assigned to the search query segments.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: June 28, 2016
    Assignee: Amazon Technologies, Inc.
    Inventors: Lam Duy Nguyen, Nigel St. John Pope, Yanping Huang