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.

Date of Patent:
Jan. 27, 2026

Filed:

Dec. 16, 2022
Applicant:

Mitutoyo Corporation, Kanagawa-ken, JP;

Inventor:

Michael Nahum, Seattle, WA (US);

Assignee:

MITUTOYO CORPORATION, Kanagawa-Ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/73 (2017.01); G06T 7/60 (2017.01);
U.S. Cl.
CPC ...
G06T 7/73 (2017.01); G06T 7/60 (2013.01); G06T 2207/10148 (2013.01); G06T 2207/30164 (2013.01); G06T 2207/30204 (2013.01);
Abstract

A machine vision inspection system and method perform operations including: acquire a first image at a first image position, wherein the first image includes a first feature of a workpiece and a first measurement marking set of a measurement marking device (MMD); determine a first relative position of the first feature in the first image; move a stage supporting the workpiece to acquire a second image at a second image position, wherein the second image includes a second feature of the workpiece and a second measurement marking set of the MMD; determine a second relative position of the second feature in the second image; and determine a distance between the first feature and the second feature based at least in part on the first relative position, the second relative position and a distance between a measurement marking of the first set and a measurement marking of the second set.


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