Patents by Inventor Marco Ehrhard

Marco Ehrhard 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).

  • Water vapor monitoring apparatus
    Patent number: 7765713
    Abstract: A freeze-drying device for the monitoring and control of water vapor in a freeze-drying process, comprising an optical spectrometer, and methods of using same to monitor and control the amount of water vapor in said process under sterile conditions.
    Type: Grant
    Filed: April 5, 2007
    Date of Patent: August 3, 2010
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Marco Ehrhard, Carmen Lema Martinez, Joerg Luemkemann, Bernd Schirmer, Alexander Streubel, Lars Sukowski
  • Water vapor monitoring apparatus
    Publication number: 20080011078
    Abstract: The invention relates to an apparatus for monitoring the water vapor in a freeze-drying process of, for example, pharmaceutical products.
    Type: Application
    Filed: April 5, 2007
    Publication date: January 17, 2008
    Inventors: Marco Ehrhard, Carmen Martinez, Joerg Luemkemann, Bernd Schirmer, Alexander Streubel, Lars Sukowski