Patents by Inventor Robert J. Geres

Robert J. Geres 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).

  • Laser pile cutter
    Patent number: 4151393
    Abstract: A method and apparatus for cutting wharf or bridge pilings underwater which tilizes a neutrally buoyant air tube to conduct a laser beam from a laser source on a barge or other surface vessel to an air filled collar which is clamped to the piling to be cut. The laser beam is guided via the air tube to the piling where laser energy and combustion are utilized to cut the pile, and compressed air or other gases purge the collar of smoke and water during the cutting.
    Type: Grant
    Filed: February 13, 1978
    Date of Patent: April 24, 1979
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: David B. Fenneman, Robert J. Geres