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:
Mar. 10, 2026

Filed:

Jun. 17, 2024
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Toru Sakai, Hyogo, JP;

Michio Sakurai, Osaka, JP;

Daichi Higashi, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/95 (2006.01); G01N 21/88 (2006.01); G01N 33/207 (2019.01); G06T 7/00 (2017.01);
U.S. Cl.
CPC ...
G01N 21/9515 (2013.01); G01N 21/8851 (2013.01); G01N 33/207 (2019.01); G06T 7/0004 (2013.01); G01N 2201/101 (2013.01); G06T 2207/20081 (2013.01); G06T 2207/30136 (2013.01);
Abstract

An appearance inspection apparatus includes a shape measurement unit configured to measure the three-dimensional shape of a weld and a data processor configured to process sample shape data and shape data acquired by the shape measurement unit. The data processor includes a first learning data set generator configured to generate a plurality of first learning data sets based on the sample shape data, a second learning data set generator configured to generate a plurality of second learning data sets based on the first learning data sets, a determination model generator configured to generate multiple types of determination models using the second learning data sets, and a first determination unit configured to determine whether the shape of the weld is good or bad based on the shape data and one of the determination models.


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