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:
Oct. 17, 2000
Filed:
Jul. 10, 1997
Applicant:
Inventor:
Yoshimi Kohayakawa, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128645 ; 351223 ; 351208 ;
Abstract
An ophthalmological apparatus includes a projecting system for projecting a light from an index light source emitting a visual ray onto an eye to be examined, and a reflecting optical system located so as to face to the eye to be examined and adapted to reproduce a corneal reflex image of the index light source as a mirror image.
Kohayakawa, Yoshimi. (2000). Ophthalmological apparatus (U.S. Patent No. 6131574). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6131574
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile