Patents by Inventor Barry Sinclair

Barry Sinclair 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).

  • Handle with concave/convex profile
    Patent number: 6305052
    Abstract: A handle for or of a hand held device which has on a side thereof a concave convex profile to accommodate the pad and base (or heel) of the thumb, opposite which side the handle is sufficiently bulbous to provide a surface against which all of the first three fingers of the user engage. This anthropometric handle provides the user or holder thereof with improved feel and purchase.
    Type: Grant
    Filed: August 23, 2000
    Date of Patent: October 23, 2001
    Assignee: Ultradent Products, Inc.
    Inventor: Barry Sinclair