Patents by Inventor Gunter T. Tkatschenko

Gunter T. Tkatschenko 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).

  • Sealing apparatus
    Patent number: 4334435
    Abstract: A sealing apparatus useful for sealing an injection block of gas chromatograph includes means for controlling the position of a sealing body with respect to the sealing face of such an injection block.
    Type: Grant
    Filed: August 4, 1980
    Date of Patent: June 15, 1982
    Assignee: The Perkin-Elmer Corporation
    Inventors: Gunter T. Tkatschenko, Gunther Franke