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.

Date of Patent:
Sep. 22, 2026

Filed:

Nov. 02, 2022
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventors:

Sanghyun Park, Seongnam Si, KR;

Jungjin Park, Seongnam Si, KR;

Joonhyung Hwangbo, Seongnam Si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/3234 (2019.01); G06F 1/3221 (2019.01);
U.S. Cl.
CPC ...
G06F 1/3268 (2013.01); G06F 1/3221 (2013.01); G06F 1/3284 (2013.01);
Abstract

An example image forming apparatus includes a hard disk unit including a head unit, and a controller. The controller is to obtain first time information corresponding to the image forming apparatus and usage time information of the image forming apparatus, obtain second time information corresponding to the head unit and driving information of the head unit, and manage a sleep mode of the hard disk unit based on the first time information, the second time information, the usage time information, and the driving information.


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