Patents by Inventor Marion R. Karecki

Marion R. Karecki 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).

  • Optical instrument line of sight aligning device
    Patent number: 4786142
    Abstract: A line of sight aligning device for use with an optical instrument having a viewing opening requiring precise alignment with the line of a sight of the viewer. The device comprises a body member having an eye opening and nose recess in operative position relative to each other. Positioning means position the body member relative to the optical instrument with its eye opening aligned with the viewing opening of the optical instrument. On the front face of the body member, above the nose recess, is a straight edge positioned within the field of vision of the viewer and disposed substantially at right angles to the longitudinal axis of the nose recess in the body member.
    Type: Grant
    Filed: June 16, 1986
    Date of Patent: November 22, 1988
    Assignee: Eyedentify, Inc.
    Inventor: Marion R. Karecki
  • Hand-held scanner for personnel identification through retinal blood vessel patterns
    Patent number: D302153
    Type: Grant
    Filed: July 7, 1986
    Date of Patent: July 11, 1989
    Assignee: Eyedentify, Inc.
    Inventor: Marion R. Karecki