Changeflow GovPing Healthcare & Life Sciences US12605064B2 Refractive Pattern Patent Granted
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US12605064B2 Refractive Pattern Patent Granted

Favicon for changeflow.com USPTO Patent Grants - Diagnosis & Surgery (A61B)
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Summary

The USPTO granted US Patent 12605064B2 to Shenzhen Thondar Technology Co., Ltd. covering a method and device for generating refractive patterns using fundus imaging of the human eye. The patent includes claims for capturing fundus images, calculating image resolutions, confirming target resolutions, generating a refractive matrix, and producing a refractive pattern. The patent names Ningli Wang, Xuechuan Dong, Yequan Huang, Yan Cui, and Jingyun Guo as inventors.

Published by USPTO on changeflow.com . Detected, standardized, and enriched by GovPing. Review our methodology and editorial standards .

What changed

The USPTO issued Patent 12605064B2 to Shenzhen Thondar Technology Co., Ltd., granting exclusive rights to a method and device for generating refractive patterns based on fundus image analysis of the human eye. The technology involves capturing fundus images, calculating resolutions to generate a resolution sequence, identifying target resolutions, and producing a refractive matrix and corresponding refractive pattern.

Entities in the ophthalmic measurement or diagnostic device space should note this patent grant, which may affect freedom-to-operate assessments for similar fundus imaging and refractive analysis technologies. Licensees or developers of comparable eye measurement systems should conduct IP clearance searches to evaluate potential infringement exposure from this newly granted patent.

Archived snapshot

Apr 22, 2026

GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.

← USPTO Patent Grants

Method and device for generating refractive pattern, and computer-readable storage medium

Grant US12605064B2 Kind: B2 Apr 21, 2026

Assignee

SHENZHEN THONDAR TECHNOLOGY CO., LTD

Inventors

Ningli Wang, Xuechuan Dong, Yequan Huang, Yan Cui, Jingyun Guo

Abstract

Disclosed are a method and a device for generating a refractive pattern, and a computer-readable storage medium. The method includes: capturing fundus images of a human eye to be measured, and obtaining refractive information corresponding to the fundus images; calculating resolutions of the fundus images, and generating a resolution sequence of the fundus images according to the resolutions; confirming target resolutions in the resolution sequence, and obtaining the refractive information of fundus images corresponding to the target resolutions; and generating a refractive matrix according to the refractive information, and generating the refractive pattern according to the refractive matrix.

CPC Classifications

A61B 3/103 A61B 3/12 A61B 3/14 A61B 3/028

Filing Date

2022-04-11

Application No.

17717289

Claims

10

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Last updated

Classification

Agency
USPTO
Published
April 21st, 2026
Instrument
Notice
Branch
Executive
Legal weight
Binding
Stage
Final
Change scope
Minor

Who this affects

Applies to
Medical device makers Manufacturers
Industry sector
3345 Medical Device Manufacturing
Activity scope
Patent grant Fundus imaging technology Refractive measurement
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Medical Devices Healthcare

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