Patents by Inventor William J. Bukowski

William J. Bukowski 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: 7185397
    Abstract: A floor cleaning machine is provided with at least two movable squeegees to provide coverage of the liquid applied to the floor in a path with the squeegees extending beyond the outer perimeter sides of the liquid path both during straight ahead movement and during turning maneuvers. The squeegee assemblies are carried by a chassis. A floor scrubbing device is provided to apply liquid to the floor and to mix dirt on the floor with the applied liquid. A liquid pickup device is also provided to remove the applied liquid from the floor at a position adjacent to each of the squeegee assemblies.
    Type: Grant
    Filed: April 9, 2004
    Date of Patent: March 6, 2007
    Assignee: Alto U.S. Inc.
    Inventors: William R. Stuchlik, Leonard W. Rowan, William J. Bukowski