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:
Feb. 27, 2024
Filed:
Dec. 18, 2019
Applicant:
Korea Photonics Technology Institute, Gwangju, KR;
Inventors:
Kwanghoon Lee, Anyang-si, KR;
Sungguk Chun, Gwangju, KR;
Seonkyu Yoon, Gwangju, KR;
Seon Man Kim, Gwangju, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 3/117 (2006.01); A61B 3/10 (2006.01); G02C 7/02 (2006.01);
U.S. Cl.
CPC ...
A61B 3/1176 (2013.01); A61B 3/1015 (2013.01); G02C 7/02 (2013.01); G02C 2202/10 (2013.01);
Abstract
An optical modulator is disposed in front of an eye along a direction in which light enters the eye to modulate the properties of light depending on the degree of opacity of the eye.