Patents by Inventor Martin Althaus

Martin Althaus 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 and device for treating viscous, paste-like materials
    Patent number: 10442113
    Abstract: A method for treating in particular viscous, paste-like materials in a housing (1) with kneading elements (2, 3), in which at least one kneading element (2, 3) is to be monitored.
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: October 15, 2019
    Assignee: List Technology AG
    Inventors: Martin Althaus, Roger Hafner, Daniel Witte, Karsten Güdemann
  • METHOD AND DEVICE FOR TREATING VISCOUS, PASTE-LIKE MATERIALS
    Publication number: 20160107336
    Abstract: A method for treating in particular viscous, paste-like materials in a housing (1) with kneading elements (2, 3), in which at least one kneading element (2, 3) is to be monitored.
    Type: Application
    Filed: March 3, 2014
    Publication date: April 21, 2016
    Applicant: LIST HOLDING AG
    Inventors: Martin Althaus, Roger Hafner, Daniel Witte, Karsten Güdemann
  • Method of and apparatus for obtaining fissure-free crystals
    Patent number: 5833748
    Abstract: A process and an apparatus for obtaining unfissured crystals of GaAs after the crystal has been formed by direction solidification from a melt in a quartz crucible. The quartz crucible is immersed in molten potassium hydroxide or sodium hydroxide at a temperature of 450.degree. to 600.degree. C.
    Type: Grant
    Filed: October 29, 1996
    Date of Patent: November 10, 1998
    Assignee: Forschungszentrum Julich GmbH
    Inventors: Martin Althaus, Eckhard Kussel, Klaus Sonnenberg