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:
Jul. 01, 2025
Filed:
Mar. 20, 2023
Yudai Yumoto, Kanagawa, JP;
Takahiro Yoshida, Kanagawa, JP;
Yudai Yumoto, Kanagawa, JP;
Takahiro Yoshida, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A liquid discharge head includes: a nozzle plate having multiple nozzles from each of which a liquid is to be discharged; and a gap in each end of the nozzle plate in a longitudinal direction of the nozzle plate. The multiple nozzles are divided into P numbers of sub-nozzle groups, each of the sub-nozzle groups including the multiple nozzles as multiple sub-nozzles, where P is an integer of one or more, the multiple sub-nozzles are arrayed in the longitudinal direction at first intervals of d×P where d is a recording resolution and P is a number of the sub-nozzle groups, the sub-nozzle groups respectively include sub-nozzle rows respectively including the multiple sub-nozzles arrayed at the first intervals of d×P in the longitudinal direction.