Patents by Inventor Stefan Künkel

Stefan Künkel 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: 7240497
    Abstract: A cryostat (1) having a sealable housing (2) is described, the housing (2) enclosing a coolable cryostat chamber (3). For cooling the cryostat chamber (3), a refrigeration device (4), a control system (5) and a power supply (6) are provided. For cutting frozen samples, a microtome is arranged in the cryostat chamber (3). A temperature-controllable heating plate (7) is integrated into the housing (2) of the cryostat (1), outside the cryostat chamber (3).
    Type: Grant
    Filed: November 12, 2004
    Date of Patent: July 10, 2007
    Assignee: Leica Microsystems Nussloch GmbH
    Inventors: Claudia Dorenkamp, Stefan Kuenkel
  • Publication number: 20050109044
    Abstract: A cryostat (1) having a sealable housing (2) is described, the housing (2) enclosing a coolable cryostat chamber (3). For cooling the cryostat chamber (3), a refrigeration device (4), a control system (5) and a power supply (6) are provided. For cutting frozen samples, a microtome is arranged in the cryostat chamber (3). A temperature-controllable heating plate (7) is integrated into the housing (2) of the cryostat (1), outside the cryostat chamber (3).
    Type: Application
    Filed: November 12, 2004
    Publication date: May 26, 2005
    Inventors: Claudia Dorenkamp, Stefan Kuenkel
  • Publication number: 20050109045
    Abstract: A cryostat (1) having a sealable housing (2) is described. The housing (2) encloses a coolable cryostat chamber (3), and a refrigeration device (4), a control system (5) and a power supply (6) are provided for cooling the cryostat chamber (3). For cutting frozen samples, a microtome is arranged in the cryostat chamber (3), a staining station (7) being integrated into the housing (2) outside the cryostat chamber (3).
    Type: Application
    Filed: November 17, 2004
    Publication date: May 26, 2005
    Inventors: Claudia Dorenkamp, Stefan Kuenkel
  • Patent number: 6858183
    Abstract: An apparatus for treating objects, in particular cytological or histological specimens, having multiple processing stations and a transport device for delivering the objects into and out of the processing stations, is characterized in that at least one running-water station (1), having an inflow (2) and an outflow (3), is provided as a processing station.
    Type: Grant
    Filed: August 16, 2001
    Date of Patent: February 22, 2005
    Assignee: Leica Microsystems Nussloch GmbH
    Inventors: Stefan Thiem, Stefan Kuenkel, Eric Barth
  • Publication number: 20040238019
    Abstract: A cryostat (1), having a container (2) for receiving a microtome, is described. Provided in the cryostat (1) is a cleaning and/or disinfection device that comprises at least one spray nozzle and a pump (5) for spraying a cleaning and/or disinfection liquid in the container (2). The cryostat (1) is equipped with a control circuit (6) for activating the pump (5), at least one of the spray nozzles being embodied as a swirl nozzle (4) having a spray angle of 360°.
    Type: Application
    Filed: May 18, 2004
    Publication date: December 2, 2004
    Inventor: Stefan Kuenkel
  • Publication number: 20040206093
    Abstract: A cryostat (1), having a cryostat chamber (2) in which a microtome for cutting frozen specimens is arranged, is described. An illumination device (4) for illuminating the cryostat chamber (2) is provided, the illumination device (4) comprising at least one LED (5).
    Type: Application
    Filed: April 14, 2004
    Publication date: October 21, 2004
    Inventors: Claudia Dorenkamp, Stefan Kuenkel, Gerhard Oppl, Peter Scheck
  • Patent number: 6756015
    Abstract: An apparatus for treating objects, in particular cytological or histological specimens, having multiple processing stations and preferably a transport device for delivering the objects into and out of the processing stations, is characterized in that at least one heatable reagent station (1) is provided as a processing station.
    Type: Grant
    Filed: August 16, 2001
    Date of Patent: June 29, 2004
    Assignee: Leica Microsystems Nussloch GmbH
    Inventors: Charilaos Dalkidis, Stefan Kuenkel, Ralf Eckert, Stefan Thiem
  • Publication number: 20030219358
    Abstract: A device (1) for embedding specimens in paraffin wax is described. The device (1) is equipped with a pouring station (2) in which liquid paraffin wax is delivered onto the specimen. The device (1) comprises a heated working plate (3) in which an opening (4) is provided for the runoff of overflowing paraffin wax. A collection container (5) embodied as a drawer is arranged below that opening (4) for collection of the overflowing paraffin wax. A circuit arrangement (6) for signaling a filled collection container (5) is provided.
    Type: Application
    Filed: May 19, 2003
    Publication date: November 27, 2003
    Inventors: Claudia Dorenkamp, Stefan Kuenkel, Robert Gropp, Charilaos Dalkidis
  • Publication number: 20020098118
    Abstract: An apparatus for treating objects, in particular cytological or histological specimens, having multiple processing stations (2) and a transport device (4) for delivering the objects into and out of the processing stations (2), the processing station (2) comprising a container (3) for receiving liquids, in particular reagents, and for immersion of the objects or of the object holders (7) carrying the objects, is characterized, in order to increase the flexibility of the apparatus, in that an insert (8) that fits into the container (3) and reduces the maximum capacity of the container (3) is provided, a rack (7) that carries the object carrier (9) and serves for immersion into the container (3) being adapted in terms of its dimensions in accordance with the remaining volume.
    Type: Application
    Filed: October 22, 2001
    Publication date: July 25, 2002
    Applicant: Leica Microsystems Nussloch GmbH
    Inventors: Ralf Eckert, Charilaos Dalkidis, Stefan Kuenkel, Stefan Thiem
  • Publication number: 20020090731
    Abstract: A method for treating objects, in particular cytological or histological specimens, for example in an automatic stainer, the objects being delivered, preferably on object carriers and in object carrier magazines, by means of a transport device to various processing stations, inserted therein, and treated in accordance with a selectable or a definable or programmable treatment program, is characterized by unequivocal allocation of the object carriers or object carrier magazines, or clips or labeling fields to be attached thereon, to specific treatment programs.
    Type: Application
    Filed: October 22, 2001
    Publication date: July 11, 2002
    Inventors: Robert Gropp, Stefan Kuenkel
  • Publication number: 20020051735
    Abstract: The present invention concerns an apparatus for treating objects, in particular cytological or histological specimens, having multiple processing stations (2) and a transport device (4) for delivering the objects into and out of the processing stations (2), a loading station (6) for loading with objects to be treated or object carriers (5) carrying the objects to be treated, and a removal station (7) for removing the treated objects or object carriers carrying the treated objects, being provided, which is characterized in that a definable number of processing stations can be allocated in fixed or variable fashion to the loading station (6) and/or the removal station (7).
    Type: Application
    Filed: August 20, 2001
    Publication date: May 2, 2002
    Applicant: Leica Microsystems Nussloch GmbH
    Inventors: Claudia Dorenkamp, Stefan Kuenkel, Andreas Kapplein, Stefan Thiem
  • Publication number: 20020031445
    Abstract: An apparatus for treating objects, in particular cytological or histological specimens, having multiple processing stations and a transport device for delivering the objects into and out of the processing stations, is characterized in that at least one running-water station (1), having an inflow (2) and an outflow (3), is provided as a processing station.
    Type: Application
    Filed: August 16, 2001
    Publication date: March 14, 2002
    Applicant: Leica Microsystems Nussloch GmbH
    Inventors: Stefan Thiem, Stefan Kuenkel, Eric Barth
  • Publication number: 20020025276
    Abstract: An apparatus for treating objects, in particular cytological or histological specimens, having multiple processing stations and preferably a transport device for delivering the objects into and out of the processing stations, is characterized in that at least one heatable reagent station (1) is provided as a processing station.
    Type: Application
    Filed: August 16, 2001
    Publication date: February 28, 2002
    Applicant: Leica Microsystems Nussloch GmbH
    Inventors: Charilaos Dalkidis, Stefan Kuenkel, Ralf Eckert, Stefan Thiem