Patents by Inventor Howard R. Swift

Howard R. Swift 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).

  • Transparent grand piano tops
    Patent number: 3969970
    Abstract: This application discloses a grand piano with a transparent lid or cover, and a special hinge structure mounting the lid for pivotal movement into open and closed positions.
    Type: Grant
    Filed: November 8, 1974
    Date of Patent: July 20, 1976
    Assignee: Libbey-Owens-Ford Company
    Inventors: Howard R. Swift, Kenneth C. Livingston