Patents by Inventor Henricus L. Wittens

Henricus L. Wittens 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: 5187863
    Abstract: A method and apparatus for fixing a connector having pins onto a printed circuit board wherein the apparatus is movable between a position rear the pins and a position retracted from the pins. The apparatus includes heating means and pressure heads which act in a complimentary manner. After the pins are heated and are cooling, the pressure heads upset the pins thereby strengthening the connection.
    Type: Grant
    Filed: March 25, 1992
    Date of Patent: February 23, 1993
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Henricus L. Wittens