Patents by Inventor Robert A. Rayford

Robert A. Rayford 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).

  • Static shielding sheet materials and bags formed therefrom
    Patent number: 4738882
    Abstract: An antistatic laminated sheet material suitable for making receptacles for the protection of electronic components from electrostatic charges. The material comprises an insulating layer having a high tensile modulus, a metal layer of surface resistivity not exceeding about 10.sup.4 ohms/square and a conductive ink layer, said ink layer being dry and being sufficiently flexible to adapt to folds in the material. Bags formed of the material are also disclosed.
    Type: Grant
    Filed: September 8, 1986
    Date of Patent: April 19, 1988
    Assignee: Bemis Company, Inc.
    Inventors: Robert A. Rayford, James W. Johnson