Patents by Inventor Craig Howie

Craig Howie 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).

  • Nautilus shell-shaped tonal modifiers for stringed instruments
    Patent number: 9916818
    Abstract: A semi-hollow body of a stringed instrument is claimed the body having nautilus shell-shaped tonal modifiers modified to receive piezo electric pickups. The tonal modifiers generally create a tonal distribution that enhance sound originating from the body cavity of the stringed instrument.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: March 13, 2018
    Inventor: Craig Howie