Patents by Inventor Robert Bruce Black

Robert Bruce Black 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).

  • Wind-propelled apparatus
    Patent number: 3991694
    Abstract: Wind-Propelled craft including a transport carrying a sail and including a support vehicle pulled by the transport. The support vehicle is pivotally secured to the transport. The transport and sail turn as one unit relative to the support vehicle about an axis so that the transport can assume any number of angles relative to the support vehicle. The transport and support vehicle operate with high capsize resistance for all headings of the wind.
    Type: Grant
    Filed: January 28, 1974
    Date of Patent: November 16, 1976
    Inventor: Robert Bruce Black