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:
Dec. 28, 2021
Filed:
May. 08, 2019
Hewlett-packard Development Company, L.p., Spring, TX (US);
Mok-Hwa Lim, Seongnam-si, KR;
Hyeonseung Lee, Seongnam-si, KR;
Jang-Geun Kim, Seongnam-si, KR;
Jincheol Kim, Seongnam-si, KR;
ByeongNo Jeong, Seongnam-si, KR;
Sungchul Ahn, Seongnam-si, KR;
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Abstract
An image forming apparatus is provided. The image forming apparatus includes a print engine to perform a print job by using a toner filled in a toner cartridge, a communication apparatus to communicate with a memory chip attached to a toner refill apparatus refilling the toner in the toner cartridge, and a processor to, based on an error being found in a toner injection process for the toner cartridge by using the toner refill apparatus, store information related to the error in the toner cartridge.