Patents by Inventor Wilhelm Watzenberger

Wilhelm Watzenberger 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).

  • High frequency filter
    Patent number: 7489215
    Abstract: The invention relates to a high frequency filter of coaxial construction, comprising an outer conductor housing with a housing base and a housing wall, whereby several resonators are embodied in the outer conductor housing, each comprising an inner conductor tube, electrically-coupled to the housing base. At least one part of adjacent resonators are electrically-coupled to each other by means of at least one coupling opening in the outer conductor housing. Said filter is characterized in that one or more recesses are embodied in the housing base, between at least one part of the inner conductor tube of adjacent resonators.
    Type: Grant
    Filed: October 6, 2005
    Date of Patent: February 10, 2009
    Assignee: Kathrein-Werke KG
    Inventors: Franz Rottmoser, Dietmar Sieraczewski, Wilhelm Watzenberger
  • High Frequency Filter
    Publication number: 20080007371
    Abstract: The invention relates to a high frequency filter of coaxial construction, comprising an outer conductor housing with a housing base and a housing wall, whereby several resonators are embodied in the outer conductor housing, each comprising an inner conductor tube, electrically-coupled to the housing base. At least one part of adjacent resonators are electrically-coupled to each other by means of at least one coupling opening in the outer conductor housing. Said filter is characterised in that one or more recesses are embodied in the housing base, between at least one part of the inner conductor tube of adjacent resonators.
    Type: Application
    Filed: October 6, 2005
    Publication date: January 10, 2008
    Inventors: Franz Rottmoser, Dietmar Sieraczewski, Wilhelm Watzenberger