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:
Sep. 22, 2026
Filed:
Feb. 28, 2025
Konica Minolta, Inc., Tokyo, JP;
KONICA MINOLTA, INC., Tokyo, JP;
Abstract
Disclosed is an image forming system including a fixing device that fixes a toner image onto a recording medium. The fixing device includes: a belt; and a roller that includes: a first roller that stretches the belt; or a first roller that stretches the belt, and a second roller rotatably disposed in pressure contact with an outer peripheral surface of the belt, at least one of the roller includes a base body containing aluminum as a main component, the base body contains silicon in an amount exceeding 0.60% by mass, a standard deviation of a shape factor of toner base particles is 0.045 or less, and a variation coefficient of a volume average particle size of the toner base particles is 28.0% or less.