Patents by Inventor Frank Leveque-Emden

Frank Leveque-Emden 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).

  • Mine lighting device
    Publication number: 20060250815
    Abstract: The invention concerns a mining lamp 1 with a signal display. The mining lamp 1 is characterised in that it includes a large number of light diodes 3 and a control device 9, by means of which the light diodes 3 can be controlled individually or in groups, in order to display symbols, flashing signals, letters, text, patterns and/or similar.
    Type: Application
    Filed: May 17, 2004
    Publication date: November 9, 2006
    Inventors: Sebastian Mundry, Frank Leveque-Emden, Jürgen Tschöpe, Jens Titschert