Patents by Inventor Jeffrey D. Fystrom

Jeffrey D. Fystrom 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).

  • Dual mode carpet cleaning apparatus utilizing an extraction device and a soil transfer cleaning medium
    Patent number: 6735812
    Abstract: An apparatus performing multiple different cleaning operations for cleaning fabrics, floor coverings, and bare floor surfaces is disclosed. A device according to the present invention selectively utilizes soil transfer and solution extraction technology. In one embodiment, an apparatus is disclosed having a cleaning implement in selective wiping contact with a surface to be cleaned, a cleaning solution dispenser which selectively wets with a cleaning solution a portion of the cleaning implement or a portion of the surface or both, a first selectively controllable vacuum extractor tool which when operating removes some of the dispensed cleaning solution and soil from the cleaning implement, and a second selectively controllable vacuum extractor tool which when operating removes soil and some of the cleaning solution directly from the surface intended to be cleaned. A method of use of such an apparatus is also disclosed.
    Type: Grant
    Filed: February 21, 2003
    Date of Patent: May 18, 2004
    Assignee: Tennant Company
    Inventors: Frederick A. Hekman, Jeffrey D. Fystrom, Larry D. Wydra
  • Dual mode carpet cleaning apparatus utilizing an extraction device and a soil transfer cleaning medium
    Publication number: 20030159232
    Abstract: An apparatus performing multiple different cleaning operations for cleaning fabrics, floor coverings, and bare floor surfaces is disclosed. A device according to the present invention selectively utilizes soil transfer and solution extraction technology. In one embodiment, an apparatus is disclosed having a cleaning implement in selective wiping contact with a surface to be cleaned, a cleaning solution dispenser which selectively wets with a cleaning solution a portion of the cleaning implement or a portion of the surface or both, a first selectively controllable vacuum extractor tool which when operating removes some of the dispensed cleaning solution and soil from the cleaning implement, and a second selectively controllable vacuum extractor tool which when operating removes soil and some of the cleaning solution directly from the surface intended to be cleaned. A method of use of such an apparatus is also disclosed.
    Type: Application
    Filed: February 21, 2003
    Publication date: August 28, 2003
    Inventors: Frederick A. Hekman, Jeffrey D. Fystrom, Larry D. Wydra