Patents by Inventor Karlheinz Hanh

Karlheinz Hanh 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).

  • Device
    Publication number: 20040163675
    Abstract: A device for use in a dishwashing machine to dispense a water-soluble glass or ceramic composition into the machine over a plurality of dishwashing cycles comprising: a) a shaped body made of the water-soluble glass or ceramic composition; and b) a container for holding said shaped body with at least part of its walls having perforations allowing a controlled circulation of the washing liquor into and out of the container.
    Type: Application
    Filed: April 8, 2004
    Publication date: August 26, 2004
    Inventors: Karlheinz Hanh, Jurgen Schick, Tobias Schultheis