Patents by Inventor Haiyang Hao

Haiyang Hao 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).

  • Querying against a hierarchical structure such as an extensible markup language document
    Publication number: 20040111396
    Abstract: A method is disclosed for querying a hierarchically structured document embodied in a data stream. A query specifies desired data to be obtained from the document and reference data from which the desired data may be determined by way of reference thereto. The reference data specified in the query is verified to occur in the passing data stream prior to the desired data, and the passing data stream is examined. The reference data in the passing data stream is located and thereafter, and with reference to the located reference data, the desired data in the passing data stream is located and outputted.
    Type: Application
    Filed: December 6, 2002
    Publication date: June 10, 2004
    Inventors: Eldar Musayev, Haiyang Hao, Arpan Desai, Chia-Hsun Chen