Patents by Inventor Ethan Erwin

Ethan Erwin 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).

  • Finger controlled bow for violin
    Patent number: 8314316
    Abstract: A novel bow for playing a violin, including a stick of 12 inches in length, more or less; a string attached to the bow and a ring or the like, suitable for receipt of a musician's finger disposed transversely on the stick so that the musician can play the violin in a variety of attitudes. The stick is selectively adjustable to vary the tension on the string.
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: November 20, 2012
    Inventor: Ethan Erwin
  • FINGER CONTROLLED BOW FOR VIOLIN
    Publication number: 20120272807
    Abstract: A novel bow for playing a violin, including a stick of 12 inches in length, more or less; a string attached to the bow and a ring or the like, suitable for receipt of a musician's finger disposed transversely on the stick so that the musician can play the violin in a variety of attitudes. The stick is selectively adjustable to vary the tension on the string.
    Type: Application
    Filed: April 28, 2011
    Publication date: November 1, 2012
    Inventor: Ethan Erwin