Patents by Inventor Bruce P. King

Bruce P. King 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).

  • Sailing rig
    Patent number: 4474126
    Abstract: A sailing rig for use on a sailboat comprising a sail formed in the shape of two approximately ellipsoidal portions with a free-standing mast being rotatable on its vertical axis, the mast being curved near its top from the vertical axis of rotation of the mast so that the sail, when the sailboat is close-hauled, folds around the mast and when the sailboat runs before the wind, the sail unfolds and opens to fly free of the mast.
    Type: Grant
    Filed: September 20, 1982
    Date of Patent: October 2, 1984
    Inventor: Bruce P. King