Patents by Inventor Barbara Mattson

Barbara Mattson 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).

  • Toy having rotating element
    Patent number: 6648647
    Abstract: A toy is disclosed. In one embodiment, the toy includes a base. A rotating element is on the base and rotates about an axis. A child can cause the rotating element to rotate about the axis by pressing an actuator at the center of the rotating element. A set of image elements can be on the rotating element.
    Type: Grant
    Filed: June 21, 2002
    Date of Patent: November 18, 2003
    Assignee: Leapfrog Enterprises, Inc.
    Inventors: Michael C. Wood, Jorge Gabriel Soto, Barbara Mattson
  • Toy having rotating element
    Publication number: 20030003427
    Abstract: A toy is disclosed. In one embodiment, the toy includes a base. A rotating element is on the base and rotates about an axis. A child can cause the rotating element to rotate about the axis by pressing an actuator at the center of the rotating element. A set of image elements can be on the rotating element.
    Type: Application
    Filed: June 21, 2002
    Publication date: January 2, 2003
    Applicant: LeapFrog Enterprises, Inc.
    Inventors: Michael C. Wood, Jorge Gabriel Soto, Barbara Mattson