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. 21, 2025
Filed:
Aug. 30, 2021
Hewlett-packard Development Company, L.p., Spring, TX (US);
Yongnam Ahn, Seongnam-si, KR;
Jongin Kim, Seongnam-si, KR;
Woongyong Choi, Seongnam-si, KR;
Shinhyup Kang, Seongnam-si, KR;
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Abstract
A developing device includes a housing to accommodate toner, a rotation member installed in the housing, a lens including an optical surface oriented in an axial direction of the rotation member, and a wiper installed in the rotation member and configured to repeatedly wipe the optical surface while the rotation member rotates and supported by the rotation member so as to be movable in the axial direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile