Patents by Inventor Steven Crawford Kessler

Steven Crawford Kessler 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).

  • Modular hub and strut structural system
    Patent number: 6622447
    Abstract: A modular structural system for building models and structures. The system comprises a plurality of connector hub members each having spherical symmetry, and a plurality of strut members having longitudinal symmetry, wherein, each of the connector hub members provides a strut joining feature adapted for receiving the strut members, and each of the strut members provides a hub joining feature adapted for engaging the strut joining feature of the connector hub members, such that the strut members are removably engagable with the connector hub members in alternative first and second positions placing the strut members in corresponding radial and tangential positions relative to the connector hub members.
    Type: Grant
    Filed: November 24, 2000
    Date of Patent: September 23, 2003
    Inventor: Steven Crawford Kessler