Patents by Inventor Karel Hubacek

Karel Hubacek 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).

  • Stacked-plate heat exchanger
    Patent number: 5327958
    Abstract: A stacked-plate heat exchanger. The plates are welded together alternately along lateral ridges and flanges formed around the periphery of the plates. The plates are also welded along the circumference of intake-and-outlet openings.
    Type: Grant
    Filed: June 22, 1993
    Date of Patent: July 12, 1994
    Assignee: Tenez A.S.
    Inventors: Vaclav Machata, Karel Hubacek, Edmund Neubauer, Karel Tvrdy, Jaromir Tecl, Zdenek Matejka, Tomas Zvolanek