Patents by Inventor Rudolf Duwald

Rudolf Duwald 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 determining a characteristic parameter of a CRP specimen
    Patent number: 8208148
    Abstract: The invention relates to a method for determining at least one characteristic parameter of a CRP specimen (3, 4), in particular a specimen of prepreg material, for aerospace, comprising the following method steps: presenting the specimen (3, 4), irradiating the. specimen (3, 4) with a predetermined spectrum of electromagnetic radiation, recording the interaction between the specimen (3, 4) and the electromagnetic radiation in a data record (20) and determining the at least one characteristic parameter from the recorded data record (20).
    Type: Grant
    Filed: July 20, 2007
    Date of Patent: June 26, 2012
    Assignee: Airbus Deutschland GmbH
    Inventors: Hauke Lengsfeld, Peter Sander, Hans Marquardt, Rudolf Duwald
  • METHOD FOR DETERMINING A CHARACTERISTIC PARAMETER OF A CRP SPECIMEN
    Publication number: 20100065760
    Abstract: The invention relates to a method for determining at least one characteristic parameter of a CRP specimen (3, 4), in particular a specimen of prepreg material, for aerospace, comprising the following method steps: presenting the specimen (3, 4), irradiating the. specimen (3, 4) with a predetermined spectrum of electromagnetic radiation, recording the interaction between the specimen (3, 4) and the electromagnetic radiation in a data record (20) and determining the at least one characteristic parameter from the recorded data record (20).
    Type: Application
    Filed: July 20, 2007
    Publication date: March 18, 2010
    Applicant: AIRBUS DEUTSCHLAND GMBH
    Inventors: Hauke Lengsfeld, Peter Sander, Han Marquardt, Rudolf Duwald