Patents by Inventor William Randolph Zettler, Jr.

William Randolph Zettler, Jr. 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).

  • Distinguishing humans from computers
    Patent number: 11461782
    Abstract: Systems and methods are provided that distinguish humans from computers. In one implementation, a computer-implemented method selects, from a storage device, a plurality of images. The method further generates a document comprising the plurality of images for the security challenge. At least one image included in the plurality of images is oriented for display in a different direction than the other images. The method further receives a selection of one or more images included in the plurality of images and determines whether the selected one or more images is oriented for display in a different direction than the other images.
    Type: Grant
    Filed: June 11, 2009
    Date of Patent: October 4, 2022
    Assignee: Amazon Technologies, Inc.
    Inventor: William Randolph Zettler, Jr.