Patents by Inventor Daniel Koentopp

Daniel Koentopp 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).

  • Focused input stringed instrument
    Patent number: 8008558
    Abstract: The invention is a stringed instrument having string vibrations transmitted through a bridge directly to an interaction region of a soundboard, to the exclusion of vibrations via other paths.
    Type: Grant
    Filed: November 3, 2007
    Date of Patent: August 30, 2011
    Inventor: Daniel Koentopp