Patents by Inventor Jane Woldenberg

Jane Woldenberg 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).

  • Digital/analog teaching clock
    Patent number: D377949
    Type: Grant
    Filed: September 14, 1995
    Date of Patent: February 11, 1997
    Inventors: Richard Woldenberg, Jane Woldenberg, Tirza Ernst, Barbara Plain