Patents by Inventor Roberta L. Metter

Roberta L. Metter 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: D406234
    Type: Grant
    Filed: May 5, 1994
    Date of Patent: March 2, 1999
    Inventors: Eugene A. Metter, Roberta L. Metter