Patents by Inventor Ross M. Sabolcik

Ross M. Sabolcik 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).

  • Patent number: 5481622
    Abstract: An eye-tracking system determines the position of a user's pupil and maps this position into a point of regard of the user on an interface device, such as a display screen, or other real-world object by a system comprising a camera for acquiring a video image of the pupil; a frame grabber coupled to the camera for accepting and converting analog video data from the camera to digital pixel data; a computer coupled to the frame grabber for processing the digital pixel data to substantially determine the position of the pupil; a display screen coupled to the computer; and a support connected to the camera and display screen for fixing the relative physical positions thereof relative to the user's pupil.
    Type: Grant
    Filed: March 1, 1994
    Date of Patent: January 2, 1996
    Assignee: Rensselaer Polytechnic Institute
    Inventors: Lester A. Gerhardt, Ross M. Sabolcik