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:
May. 19, 2026
Filed:
May. 27, 2022
National University Corporation Hokkaido University, Sapporo, JP;
Nidek Co., Ltd., Gamagori, JP;
Michiyuki Saito, Sapporo, JP;
Kousuke Noda, Sapporo, JP;
Kanae Fukutsu, Sapporo, JP;
Susumu Ishida, Sapporo, JP;
Ryosuke Shiba, Gamagori, JP;
Yoshiki Kumagai, Gamagori, JP;
NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, Sapporo, JP;
NIDEK CO., LTD., Gamagori, JP;
Abstract
A processor of a fundus image processing device acquires a fundus imagephotographed by a fundus image photographing device. The processor acquires blood vessel imagesA andB that indicate at least one of an arteriole and a venule in the fundus imageby inputting the fundus imageinto a mathematical model trained by a machine learning algorithm. The processor acquires a blood vessel area that is an area of at least one of the arteriole and the venule in the whole of the blood vessel imagesA andB.