Patents by Inventor Alexander Widmann

Alexander Widmann 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).

  • Exhaust knock down spray
    Patent number: 6042437
    Abstract: An exhaust knockdown spray includes a scoop on the underside of a boat hull which picks up water when the boat is underway, and, through a conduit, directs the water to a spray nozzle at the rear of the hull where the water falls upon any exhaust coming out of the hull. The scoop is positioned ahead of the rudder blade so that the rudder has a steering effect after the steering effect of the scoop.
    Type: Grant
    Filed: January 8, 1999
    Date of Patent: March 28, 2000
    Assignee: Eco Sound Inc
    Inventors: Alexander Widmann, George F. Widmann