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:
Jan. 07, 2025
Filed:
Oct. 12, 2021
Hewlett-packard Development Company, L.p., Spring, TX (US);
Jinsam Park, Seongnam Si, KR;
Jinhong Kim, Seongnam Si, KR;
Seongwoong Yang, Seongnam Si, KR;
Youngchae Kim, Seongnam Si, KR;
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Abstract
Provided is a waste toner container including a housing having a first reservoir and a second reservoir, a light sensor including a light emitting portion and a light receiving portion, and a light guide member to connect the light emitting portion with the light receiving portion. The light guide member includes a first detection portion and a second detection portion each including a pair of optical surfaces that are apart from each other, and the first and second detection portions are provided in the first and second reservoirs, respectively.