Patents by Inventor Richard H. Snogren

Richard H. Snogren 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).

  • Innerlayer panels and printed wiring boards with embedded fiducials
    Patent number: 7586198
    Abstract: Innerlayer panels are provided with high density fiducials during manufacture. The fiducials can be identified using X-rays without etching away portions of the innerlayer panel to expose the fiducials.
    Type: Grant
    Filed: December 29, 2005
    Date of Patent: September 8, 2009
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: William J. Borland, Saul Ferguson, Diptarka Majumdar, Matthew C. Snogren, Richard H. Snogren
  • Method of making interlayer panels
    Patent number: 7178229
    Abstract: Innerlayer panels are provided with high density fiducials during manufacture. The fiducials can be identified using X-rays without etching away portions of the innerlayer panel to expose the fiducials.
    Type: Grant
    Filed: November 20, 2003
    Date of Patent: February 20, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: William J. Borland, Saul Ferguson, Diptarka Majumdar, Matthew C. Snogren, Richard H. Snogren