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:
Apr. 14, 2026
Filed:
Apr. 03, 2024
Applicant:
Konica Minolta, Inc., Tokyo, JP;
Inventors:
Assignee:
KONICA MINOLTA, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 15/09 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0928 (2013.01); G03G 15/0808 (2013.01); G03G 15/0818 (2013.01); G03G 21/1814 (2013.01); G03G 2215/0604 (2013.01);
Abstract
A developing roller for an electrophotographic image forming apparatus, which conveys a developer, wherein the developing roller includes a developing sleeve and a member that generates a magnetic flux inside the developing sleeve, and the developing sleeve contains an aluminum alloy containing more than 0.6% by mass of silicon.