Patents by Inventor Stephan Padlewski

Stephan Padlewski 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).

  • Composition and process for filling vias
    Patent number: 5744285
    Abstract: Electrolytic and electroless processes which use a solid plug of polymer thick film composition to fill throughholes and composition therefor. The composition comprises a trimodal conductive mixture dispersed in an organic vehicle wherein the trimodal conductive mixture consists of particles of spherical silver, flake silver and silver-coated copper.
    Type: Grant
    Filed: July 18, 1996
    Date of Patent: April 28, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: John James Felten, Stephan Padlewski