Patents by Inventor Christian Wurzel

Christian Wurzel 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).

  • MICRODISPENSER AND ASSOCIATED OPERATING METHOD
    Publication number: 20120312836
    Abstract: The invention relates to a microdispenser (1) for dispensing a liquid sample in a dispensing device, with a sample container (2) for receiving the liquid sample, and with a nozzle (7) for dispensing the sample located in the sample container (2). The microdispenser (1) with the filled sample container (2) can in this case be stored independently of and fluidically separately from the dispensing device, without the sample escaping from the sample container (2) during storage.
    Type: Application
    Filed: August 22, 2012
    Publication date: December 13, 2012
    Applicant: SCIENION AG
    Inventors: Holger EICKHOFF, Christian WURZEL
  • Microdispenser and associated operating method
    Patent number: 8273307
    Abstract: The invention relates to a microdispenser (1) for dispensing a liquid sample in a dispensing device, with a sample container (2) for receiving the liquid sample, and with a nozzle (7) for dispensing the sample located in the sample container (2). The microdispenser (1) with the filled sample container (2) can in this case be stored independently of and fluidically separately from the dispensing device, without the sample escaping from the sample container (2) during storage.
    Type: Grant
    Filed: May 29, 2006
    Date of Patent: September 25, 2012
    Assignee: Scienion AG
    Inventors: Holger Eickhoff, Christian Wurzel
  • MICRODISPENSER AND ASSOCIATED OPERATING METHOD
    Publication number: 20090060793
    Abstract: The invention relates to a microdispenser (1) for dispensing a liquid sample in a dispensing device, with a sample container (2) for receiving the liquid sample, and with a nozzle (7) for dispensing the sample located in the sample container (2). The microdispenser (1) with the filled sample container (2) can in this case be stored independently of and fluidically separately from the dispensing device, without the sample escaping from the sample container (2) during storage.
    Type: Application
    Filed: May 29, 2006
    Publication date: March 5, 2009
    Applicant: SCIENION AG
    Inventors: Holger Eickhoff, Christian Wurzel
  • Analytical and dosing system
    Patent number: 5833926
    Abstract: This invention describes a new analysis and dosing system and a method to manufacture such devices based on the latest microelectronic and micromachining working methods. On chip or wafer 1 which consists of the one- or multilayer substrate 2 and one- or multilayer cover 3, are arranged the essential construction components as reactor 6a, detector 6b, converter/collector 6c, injection valve 6d, micropumps, sensors, and valves V1 to V30, of the system, and the connection(s) to a detecting/metering device. The substrate 2 and/or the cover 3 show depressions 4 to build cavities and the co-operation of the elements 6a . . . 6n.
    Type: Grant
    Filed: October 24, 1995
    Date of Patent: November 10, 1998
    Assignee: WITA GmbH
    Inventors: Christian Wurzel, Brigitte Wittmann-Liebold