Patents by Inventor Joseph Steven Johnson

Joseph Steven Johnson 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).

  • Swimmer detection sonar network
    Patent number: 7457198
    Abstract: A method for detecting an object in a body of water by generating a plurality of signals and applying each signal to a separate submerged sonar node that is a part of an array of sonar nodes.
    Type: Grant
    Filed: March 31, 2006
    Date of Patent: November 25, 2008
    Assignees: Scientific Solutions, Inc., The United States of America as represented by the Secretary of the Navy
    Inventors: Peter Jonathan Stein, Amy Vandiver, Michael Richard Birmann, John Timothy Wood, Joseph Steven Johnson