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:
Jun. 04, 2024
Filed:
Mar. 23, 2021
Hewlett-packard Development Company, L.p., Spring, TX (US);
Seongwoong Yang, Seongnam-si, KR;
Youngchae Kim, Seongnam-si, KR;
Jinhong Kim, Seongnam-si, KR;
Sunghoon Oh, Seongnam-si, KR;
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Abstract
A developing device may include a housing to accommodate a developing agent, a developing roller to convey the developing agent adhered to an outer periphery of the developing roller to an outside of the housing, a regulation member positioned apart from the developing roller and having a circular cross-sectional shape to regulate a thickness of the developing agent adhered to the developing roller, and a sealing member between the regulation member and the housing to prevent leakage of the developing agent. A diameter of a central portion of the regulation member may be different from diameters of both end portions of the regulation member.