Patents by Inventor Ronald Vacek

Ronald Vacek 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).

  • Container for particulate material
    Patent number: 4972887
    Abstract: A container for supplying toner to a receiving apparatus of a copier or printer includes a containing portion having an opening in its bottom. A cover for the opening is slidable between positions covering and uncovering the opening. The cover includes a hinge permitting rotating a major portion of the cover to an unprotruding position when the cover is not covering the opening.
    Type: Grant
    Filed: June 2, 1989
    Date of Patent: November 27, 1990
    Assignee: Eastman Kodak Company
    Inventors: Frank Hacknauer, Kenneth Corby, Ronald Vacek