Daniel Christensen

Person

  • Omaha, NE, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Air coupled acoustic aperiodic flat lens

    • Patent number 8,616,329
    • Issue date Dec 31, 2013
    • The United States of America as represented by the Secretary of the Air Force
    • John T Welter
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS