The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 01, 2014
Filed:
Apr. 25, 2012
Göran Anders Johansson, San Francisco, CA (US);
Thomas K. Fitzmorris, Palo Alto, CA (US);
Vincent Michael Patella, Albany, CA (US);
Göran Anders Johansson, San Francisco, CA (US);
Thomas K. Fitzmorris, Palo Alto, CA (US);
Vincent Michael Patella, Albany, CA (US);
Carl Zeiss Meditec, Inc., Dublin, CA (US);
Abstract
Systems and methods for improving the reliability of visual field test results are presented. In one embodiment, images of the eye are recorded during the presentation of visual stimuli and are displayed to the user to provide information on eye motion, eye position relative to trial lens, and eyelid closure during the test. Individual or combined images can be displayed for individual stimuli, specific test points, or points in the gaze trace in various embodiments of the invention.