Patents by Inventor David Pogorzelski

David Pogorzelski 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).

  • Watercraft with interchangeable hull structure
    Patent number: 9114853
    Abstract: A watercraft having a changeable hull structure. More particularly, a watercraft having a first subassembly and one or more second subassemblies. The first subassembly includes a sponson, a flooring, and a transom, the one or more second subassemblies, each being a replaceable hull structure. The first subassembly and each of the one or more second subassemblies have commensurate shapes allowing for attachment and/or replacement of the one or more replaceable hull structures. The watercraft also includes one or more elongated connectors are used to attach the first and second subassemblies.
    Type: Grant
    Filed: June 27, 2014
    Date of Patent: August 25, 2015
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Thomas Apple, David Pogorzelski, Elbert Adamos, Heidi Murphy, Loc Nguyen, Christopher Hart, Gary Shimozono