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:
Jun. 13, 1989
Filed:
Apr. 06, 1987
Applicant:
Inventors:
Michael J Bronskill, Toronto, CA;
Bai-Chuan Jiang, Shanghai, CN;
Assignee:
Ayetech Inc., Willowdale, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
351203 ;
Abstract
An eye exercising device is disclosed having a positioning product to position the eye along an optical axis, which defines a range of accommodation for the eye. The range of accommodation is bounded by a proximal and a distal limit. An object is movable along the optical path and a displacement device is provided to displace continuously the object along the optical path from a first location on one side of a given one of the limits to a second location on another side of the given limit opposite the first location.