Patents by Inventor Darrin Zilke

Darrin Zilke 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).

  • GRIP ENHANCEMENT DEVICE
    Publication number: 20130047379
    Abstract: A grip enhancement device for improving a user's grip on a handgun, bow, tennis racket, golf club, or other object which is gripped in the hand, and a method for its use.
    Type: Application
    Filed: August 24, 2011
    Publication date: February 28, 2013
    Applicant: The True Grip, Inc.
    Inventor: Darrin Zilke