Patents by Inventor Christian Stahnke

Christian Stahnke 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).

  • Diaphragm pump
    Patent number: 6589028
    Abstract: A diaphragm pump includes a pump housing having an inlet and an outlet for the fluid. The pump housing (2) includes a partition wall (4) which delimits two chambers (3) on a respective side of the partition wall. The two chambers are each closed by a respective diaphragm (9) connected to an electric coil (12) for causing the diaphragm to oscillate in coaction with a magnetic unit (14-16), therewith pumping the fluid.
    Type: Grant
    Filed: October 30, 2001
    Date of Patent: July 8, 2003
    Assignee: Artema Medical AB
    Inventors: Anders Eckerbom, Christian Stahnke