Patents Assigned to Delta Medical Systems, Inc.
  • Protective face shield
    Patent number: 4884296
    Abstract: A protective face shield has a shield member of transparent flexible material in the upper corners of which pairs of slits are formed. A headband is threaded through the slits in a manner such that once the headband is donned the shield member may be pulled away from the wearer's face to provide good air circulation. A lower portion of the face shield is contoured inwardly to protect the throat.
    Type: Grant
    Filed: November 23, 1988
    Date of Patent: December 5, 1989
    Assignee: Delta Medical Systems, Inc.
    Inventor: Frank H. Nix, Jr.
  • Face shield
    Patent number: D321268
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: October 29, 1991
    Assignee: Delta Medical Systems, Inc.
    Inventor: Frank H. Nix, Jr.