Patents by Inventor Jochen Kinkel

Jochen Kinkel 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).

  • Chromatography column cartridge system
    Patent number: 5194225
    Abstract: A chromatography column cartridge system comprised of an internal pressure-stable precision glass tube which can be filled with adsorbent and an external protection and/or temperature control jacket with column connection parts which can be screwed on. The column connection parts comprise a union nut which is screwed onto the protection and/or temperature control jacket. The union nut contains a milled nut and a plunger which seals the glass tube radially. Feed and discharge lines for the mobile phase pass through the column connection parts.
    Type: Grant
    Filed: August 30, 1988
    Date of Patent: March 16, 1993
    Assignee: Merck Patent Gesellschaft Mit Beschrankter Haftung
    Inventors: Werner Muller, Friedhelm Eisenbeiss, Jochen Kinkel, Helmut Kohl