Patents by Inventor Guido Bächler

Guido Bächler 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).

  • Apparatus for separating magnetic particles
    Patent number: 6579453
    Abstract: Apparatus is disclosed for separating magnetic particles in suspension in a liquid contained in a reaction vessel of the type used in an automatic apparatus for processing biological samples. The apparatus comprises a rotatable carrier holding an array of magnet elements positioned on the carrier at different distances from the rotation axis of the carrier and at different azimuth angles. The carrier and the array of magnet elements can be positioned at a plurality of predetermined angular positions and heights.
    Type: Grant
    Filed: September 29, 1998
    Date of Patent: June 17, 2003
    Assignee: Roche Diagnostics Corporation
    Inventors: Guido Bächler, Patrick Hunziker, Werner Rey