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:
Feb. 17, 2026
Filed:
Dec. 02, 2024
Kyocera Document Solutions Inc., Osaka, JP;
KYOCERA Document Solutions Inc., Osaka, JP;
Abstract
A developing device includes a development container, a first conveyance member, a second conveyance member, a developer carrier, and a toner concentration sensor. The first conveyance member and the second conveyance member are rotatably supported in the development container, and convey the developer, while stirring the developer, in mutually opposite directions along a longitudinal direction of the development container. The first conveyance member includes a rotation shaft and a first conveyance blade helically formed on an outer circumferential part of the rotation shaft. The first conveyance blade includes a cutout portion formed by removing part of the first conveyance blade in a facing region with respect to the toner concentration sensor.