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:
Mar. 24, 2026
Filed:
Feb. 07, 2024
Ckd Corporation, Aichi, JP;
Kazuyoshi Kikuchi, Aichi, JP;
CKD Corporation, Aichi, JP;
Abstract
An apparatus for hair inspection includes: an inspection unit that obtains, with a plurality of color lights, a color image of an inspection object board that is the printed circuit board as an inspection target; and a control device that: obtains a hue image of the inspection object board from the color image; obtains a saturation image of the inspection object board from the color image; detects first hair including at least one of brown hair and blond hair in at least the resist area of the hue image based on a hue difference of the first hair relative to the resist area; and detects second hair including at least one of black hair and grey hair in at least the resist area of the saturation image based on a saturation difference of the second hair relative to the resist area.