Patents by Inventor Wuwei Lan

Wuwei Lan 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).

  • Natural language query processing
    Patent number: 12265528
    Abstract: Techniques for handling natural language query processing are described. In some examples, a sequence-to-sequence model is used to handle a natural language query. Post-processing of a result of the sequence-to-sequence model utilizes fine-grained information from an entity linker. In some examples, the sequence-to-sequence model and aspects of a natural language query pipeline are used to handle a natural language query.
    Type: Grant
    Filed: March 21, 2023
    Date of Patent: April 1, 2025
    Assignee: Amazon Technologies, Inc.
    Inventors: Wuwei Lan, Patrick Ng, Zhiguo Wang, Ramesh M. Nallapati, Henghui Zhu, Anuj Chauhan, Sudipta Sengupta, Stephen Michael Ash, Bing Xiang, Gregory David Adams