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:
Jul. 11, 1989
Filed:
Mar. 02, 1988
Applicant:
Inventors:
Dan Moran, Ramat Chen, IL;
Yonatan Gerlitz, Herzlia, IL;
Assignee:
Rasaat, Ramat Gan, IL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V / ; G06M / ;
U.S. Cl.
CPC ...
250221 ; 250235 ;
Abstract
Apparatus for monitoring the eye of a subject comprising: apparatus for directing infra-red radiation at the eyes of a subject; apparatus for sensing infra-red radiation retroreflected by the retina through the cornea of the subject; and apparatus for providing a sensible output indication in the absence of expected received retroreflected radiation, indicating the closing of the subject's eyes or direction of his eyes outside of a desired angular region.