Patents by Inventor Jan Håkansson

Jan Håkansson 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: 11975130
    Abstract: A system and a method for renal replacement therapy includes a blood treatment unit connected to a blood circuit and a dialysis fluid circuit, the system further including a control unit configured to control the system according to control instructions during a treatment, so as to determine a system parameter value and an indication of membrane fouling of the membrane, and activate an automatic anti-fouling measure that includes a temporary change of the flow rate in the blood circuit and a temporary decrease of the ultrafiltration rate wherein a timing of the temporary change and a timing of the temporary reduction are synchronized.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: May 7, 2024
    Assignee: GAMBRO LUNDIA AB
    Inventors: Roger Nilsson, Björn Ericson, Jan Sternby, Thomas Hertz, Olof Jansson, Sture Hobro, Anders Wallenborg, Jonas Fors, Henrik Lindgren, Annmargret Håkansson
  • Patent number: 7185752
    Abstract: An apparatus for continuously grouping or marshalling objects together on a conveyor includes the conveyor being divided into a first and a second conveyor section, where the second conveyor section has a higher speed than the first conveyor section. The conveyor sections have a common plane on which the objects are advanced. The conveyor sections each have two bending rollers in the common plane, each of which have a bending roller lying closely adjacent one another. Between the rollers placed adjacent one another is disposed an arrest member. The arrest member is movable through 90 degrees in relation to the common plane. The arrest member is moreover, together with the bending rollers, displaceable along the common plane.
    Type: Grant
    Filed: May 30, 2002
    Date of Patent: March 6, 2007
    Assignee: Tetra Laval Holdings & Finance S.A.
    Inventor: Jan Håkansson
  • Patent number: 6748720
    Abstract: The disclosure relates to an apparatus in distribution equipment. The distribution equipment is of the type which marshals or groups together a number of objects into a unit and surrounds this unit with a continuous paperboard sheet. The paperboard sheet is folded in and glued along the one longitudinal side of the unit. The apparatus includes two cam curves which are disposed substantially parallel. The apparatus further includes an endless, driven chain which is parallel with the cam curves and on which a number of carriers are disposed. Each carrier consists of at least one inward folder and one hold-down device. The inward folder is disposed to follow the first cam curve and the hold-down device is disposed to follow the second cam curve.
    Type: Grant
    Filed: June 10, 2002
    Date of Patent: June 15, 2004
    Assignee: Tetra Laval Holdings & Finance S.A.
    Inventor: Jan Håkansson