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. 29, 2025
Filed:
Oct. 15, 2020
Applicant:
Nikon Corporation, Tokyo, JP;
Inventor:
Mariko Hirokawa, Yokohama, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 7/00 (2017.01); G06V 10/50 (2022.01); G06V 10/75 (2022.01); G06V 40/18 (2022.01);
U.S. Cl.
CPC ...
G06T 7/0012 (2013.01); G06V 10/50 (2022.01); G06V 10/751 (2022.01); G06V 40/193 (2022.01); G06T 2207/30041 (2013.01); G06T 2207/30104 (2013.01); G06V 2201/03 (2022.01);
Abstract
An image processing method is provided. The image processing method includes: setting a first analysis point and a second analysis point on a fundus image so as to be symmetrical about a reference line; finding a first blood vessel running direction at the first analysis point and finding a second blood vessel running direction at the second analysis point; and comparing the first blood vessel running direction against the second blood vessel running direction.