Patents by Inventor Michael Haist

Michael Haist 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).

  • Patent number: 7673499
    Abstract: A rheometer comprises a container for receiving a material sample to be investigated, and a rotary driven rotor which can be immersed at least partially into the material sample. At least sections of an inner wall of the container are provided with a profile in order to prevent formation of a sliding layer between the material to be investigated and the inner wall. The profile is thereby formed by at least one, in particular, several profiling elements which are exchangeably held on the container.
    Type: Grant
    Filed: May 9, 2007
    Date of Patent: March 9, 2010
    Assignees: Universitaet Karlsruhe
    Inventors: Harald Müller, Michael Haist, Jürgen Renkert, Jörg Rich
  • Publication number: 20070261478
    Abstract: A rheometer comprises a container for receiving a material sample to be investigated, and a rotary driven rotor which can be immersed at least partially into the material sample. At least sections of an inner wall of the container are provided with a profile in order to prevent formation of a sliding layer between the material to be investigated and the inner wall. The profile is thereby formed by at least one, in particular, several profiling elements which are exchangeably held on the container.
    Type: Application
    Filed: May 9, 2007
    Publication date: November 15, 2007
    Applicants: Universitaet Karlsruhe
    Inventors: Harald Muller, Michael Haist, Jurgen Renkert, Jorg Rich