Patents by Inventor Rudi Kuhnert

Rudi Kuhnert 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).

  • Cuvette for projection display of chemical experiments
    Patent number: 4605536
    Abstract: A cuvette for the projection display of chemical experiments comprises a rectangular parallelopipedal block of transparent material, e.g. glass or a transparent synthetic resin, which is formed with one or more compartments having the shapes of chemical experiment vessels and in requisite passages communicating therewith so that complete chemical experiments can be carried out within the vessels and demonstrated by projection display.
    Type: Grant
    Filed: May 29, 1984
    Date of Patent: August 12, 1986
    Assignee: Veb Metaplast Quedlinburg
    Inventors: Rudi Kuhnert, Wolf-Dieter Legall