Patents by Inventor Michael Breetz

Michael Breetz 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).

  • Temperature controlled pipette tube
    Patent number: 5287758
    Abstract: A heatable pipette apparatus, includes a pipette tube having a first zone and second zone. The first zone includes a tip end and a first heater for heating the first zone. The second zone includes a second heater for heating the second zone. Regulators are provided for separately regulating the temperature of the first heater and the second heater, the first heater being able to more accurately and precisely alter the temperature of fluids in the tube to reach a predetermined temperature.
    Type: Grant
    Filed: May 6, 1993
    Date of Patent: February 22, 1994
    Assignee: Behringwerke AG
    Inventors: Manfred Geiss, Wolfgang Heide, Jurgen Wittekind, Michael Breetz