Patents by Inventor John Degaard

John Degaard 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).

  • Piano key identification system
    Patent number: 5546843
    Abstract: A system for labeling keys of a piano keyboard. The inventive device includes a plurality of informational stickers securable to individual keys of a keyboard. The stickers each include a staff and a clef, a particular note represented in both a musical notation on the staff and an English letter, and a solfege term printed on the sticker for identifying a particular key on a piano keyboard.
    Type: Grant
    Filed: September 15, 1995
    Date of Patent: August 20, 1996
    Inventor: John Degaard