Patents by Inventor Joe V. Sorensen

Joe V. Sorensen 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).

  • Patent number: 7111355
    Abstract: The present invention is directed to a windshield wiper assembly with an expandable scrubbing element capable of washing debris from a windshield. In one embodiment, the subject invention is comprised of a windshield wiper blade holder having a first and second blade retainer, and a scrubbing element and wiper blade respectively engaged to the blade retainers. In one embodiment, the scrubbing element is comprised of a spine portion and an expandable bladder depending therefrom. At least a portion of the external surface of the bladder may include a fibrous or lightly abrasive material, or a scrubbing pad or brush-like surface, or a plurality of grooves and/or sipings The interior volume of the bladder is surrounded by a resilient fluid tight material, which serves to retain fluid in a pressurized state.
    Type: Grant
    Filed: June 3, 2005
    Date of Patent: September 26, 2006
    Inventor: Joe V. Sorensen