Patents by Inventor Josef Brezina

Josef Brezina 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).

  • Tool providing for the automatic exchange of different working fixtures
    Patent number: 4417377
    Abstract: Tool with automatic exchange of different working fixtures on a main holder of a machine tool, particularly adapted for digitally controlled coordinate machine tools, where the exchange, selection, and clamping of a required working fixture, stored in a storage container of working fixtures, proceeds automatically according to a prior determined program without manual attention by an attendant.
    Type: Grant
    Filed: March 13, 1981
    Date of Patent: November 29, 1983
    Assignee: SKODA
    Inventor: Josef Brezina