Patents by Inventor Manfred Hutt

Manfred Hutt 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).

  • Method for realizing a presence service and presence system
    Patent number: 8041398
    Abstract: In one aspect, a method for realizing a presence service with a buddy list that can be displayed on a display device of a terminal is provided. In an activated state, the buddy list itself is displayed, and in a deactivated state, the buddy list itself is not visible. The buddy list is updated by a control device during a change in state of at lest one subscriber to be monitored and/or of at least one device assigned to the subscriber. According to the invention, the updating of the buddy list ensues in the deactivated state by means of the control device while using a method other than one used in the activated state.
    Type: Grant
    Filed: August 29, 2005
    Date of Patent: October 18, 2011
    Assignee: Siemens Enterprise Communications GmbH & Co. KG
    Inventors: Manfred Hutt, Florian Nierhaus, Rainer Zimmermann
  • Method for realizing a presence service and presence system
    Publication number: 20090191851
    Abstract: In one aspect, a method for realizing a presence service with a buddy list that can be displayed on a display device of a terminal is provided. In an activated state, the buddy list itself is displayed, and in a deactivated state, the buddy list itself is not visible. The buddy list is updated by a control device during a change in state of at lest one subscriber to be monitored and/or of at least one device assigned to the subscriber. According to the invention, the updating of the buddy list ensues in the deactivated state by means of the control device while using a method other than one used in the activated state.
    Type: Application
    Filed: August 29, 2005
    Publication date: July 30, 2009
    Inventors: Manfred Hutt, Florian Nierhaus, Rainer Zimmermann