Patents by Inventor Mathew W. Klein

Mathew W. Klein 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: D326528
    Type: Grant
    Filed: October 27, 1989
    Date of Patent: May 26, 1992
    Inventor: Mathew W. Klein