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:
Jul. 08, 2025
Filed:
May. 12, 2023
Glory Ltd., Himeji, JP;
Daiki Takehara, Himeji, JP;
Naoki Ueyama, Himeji, JP;
GLORY LTD., Himeji, JP;
Abstract
An optical sensor of the present disclosure detects light from a sheet on which is printed at least one type of single-color ink among n types of single-color inks, the optical sensor including: a light source; a light receiver including first to (n−1)th light-receiving elements; a memory configured to store a correction value based on reference data obtained by receiving lights emitted from the first to n-th single-color inks individually in the light receiver by type of single-color inks; and a controller configured to correct detection data with the correction value, the detection data obtained by receiving, in the light receiver, light emitted from a sheet irradiated with light from the light source.