Patents by Inventor Keith Critchlow

Keith Critchlow 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).

  • Node member for use in building a geodesic structure
    Patent number: 4905443
    Abstract: A node member (1) for use in building a geodesic structure having a multiplicity of connecting means (10) about its periphery for connection to other like node members (1) by connecting members (17) to form the geodesic structure, has connecting means (10) that are resiliently movable to permit relative angular displacement of connecting members (17) connected to them.
    Type: Grant
    Filed: January 28, 1988
    Date of Patent: March 6, 1990
    Inventors: Desmond R. R. Sutcliffe, Keith Critchlow, Philip J. Gray