Patents by Inventor Edwin C. Ball

Edwin C. Ball 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).

  • Hinged headbrace for front-mounted swimming snorkel
    Patent number: 7717108
    Abstract: A front-mounted swimming snorkel has a forehead brace which pivots about an axis perpendicular to the snorkel tube to adapt to different swimmers' heads.
    Type: Grant
    Filed: June 6, 2006
    Date of Patent: May 18, 2010
    Inventor: Edwin C. Ball
  • Swimming snorkel
    Patent number: D559977
    Type: Grant
    Filed: June 13, 2006
    Date of Patent: January 15, 2008
    Inventor: Edwin C. Ball