Patents by Inventor Lewis Teffeau

Lewis Teffeau 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: D266933
    Type: Grant
    Filed: August 9, 1979
    Date of Patent: November 16, 1982
    Assignee: American Standard Inc.
    Inventor: Lewis Teffeau