Patents by Inventor John Sebastian Mentesana

John Sebastian Mentesana 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).

  • Jig and process for contact printing
    Patent number: 4054383
    Abstract: A jig for positioning an image mask and image receiving medium which includes a housing having a central bore, first means within the bore for supporting a mask or image receiving medium, a flexible diaphragm, second means for drawing vacuum, and a third means for applying superatmospheric pressure on one side of the diaphragm to deform it towards the first means to ensure proper positioning of the mask and image receiving medium. Also, the process for positioning the mask and image receiving medium is provided.
    Type: Grant
    Filed: February 2, 1976
    Date of Patent: October 18, 1977
    Assignee: International Business Machines Corporation
    Inventors: Burn Jeng Lin, John Sebastian Mentesana, William Godfrey Santy, Janusz Stanislaw Wilczynski