Patents by Inventor Don L. Cray

Don L. Cray 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).

  • Method and Apparatus for Partially Submerged User Operation
    Publication number: 20110217891
    Abstract: An “in the water” user experience is provided. A device holds a user partially submerged in the water, and propels the user and device with the user partially submerged. The user and device together have a center of buoyancy, which can be adjusted to accommodate users of different size and weight. Thus, a user can be propelled through the water.
    Type: Application
    Filed: March 1, 2011
    Publication date: September 8, 2011
    Inventor: Don L. Cray