Patents by Inventor Alex Langenfeld

Alex Langenfeld 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).

  • Modifying Structured Search Queries on Online Social Networks
    Publication number: 20140188899
    Abstract: In one embodiment, a method includes accessing a social graph that includes a plurality of nodes and edges, receiving a structured query that includes references to selected nodes and edges, and generating one or more query modification for the structured query, where each query modification includes references to modified nodes or modified edges from the plurality of nodes and edges.
    Type: Application
    Filed: December 31, 2012
    Publication date: July 3, 2014
    Inventors: Thomas S. Whitnah, Olivier Chatot, Erik N. Vee, William R. Maschmeyer, Keith L. Peiris, Alex Langenfeld