Patents by Inventor Carl Shoolman

Carl Shoolman 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).

  • Bicycle electronic signaling device that sounds like a car horn
    Patent number: 8493194
    Abstract: One embodiment is a warning system for bicycles that sounds like a car horn and weighs less than a pound. The batteries are size AAA.
    Type: Grant
    Filed: September 15, 2011
    Date of Patent: July 23, 2013
    Inventor: Carl Shoolman