Patents by Inventor Judith Blank nee Keller

Judith Blank nee Keller 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).

  • Flat screen and mobile telephone with flat screen
    Patent number: 6895259
    Abstract: A flat display for a mobile radio telephone or another autonomous electrical device, with a display surface on which information can be displayed. The display can be electrically controlled to make the entire display surface, or only a portion thereof, reflecting. Alphanumerical and/or advertising information can be displayed on the remaining, non-reflecting portion of the display surface. The mobile radio telephone can also be used as a practical pocket mirror. Advertisements and important information, for example service provider identifications, can be displayed particularly effectively on a reflecting background.
    Type: Grant
    Filed: September 2, 1998
    Date of Patent: May 17, 2005
    Assignee: Swisscom Mobile AG
    Inventors: Judith Blank nee Keller, Rudolf Ritter