Patents by Inventor Franz Krieger

Franz Krieger 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).

  • Publication number: 20110182151
    Abstract: Watch which is controlled electronically and whose housing (1) and display field are in the form of a ring, wherein the watch displays are formed by lighting means (3) and (4) which can be switched such that they circulate on the ring, and wherein at least one annular row of at least 60 light-emitting diodes (LEDs) (16) indicates at least the time parameters of ‘hour’ and ‘minute’, preferably additionally the time parameter of ‘second’, by means of the luminous state of individual LEDs, and an electronic printed circuit board (2) which is used as the annular display field is arranged on one of the ring end faces, and the displays of hours, minutes and seconds differ from one another by virtue of the luminous pattern and/or the luminous colour and/or the brightness and/or the luminous distribution among a plurality of adjacent LEDs.
    Type: Application
    Filed: May 25, 2008
    Publication date: July 28, 2011
    Inventors: Michael Geyer, Franz Krieger, Silvia Krieger