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:
Feb. 17, 2026
Filed:
Nov. 29, 2023
Seiko Epson Corporation, Tokyo, JP;
Noriaki Okazawa, Shiojiri, JP;
Hidenori Sokabe, Shiojiri, JP;
SEIKO EPSON CORPORATION, , JP;
Abstract
A filter member including filter plates laminated in a first direction and having filter holes is included. The filter member includes a first filter plate at which a first through-hole is formed and a second filter plate at which a second through-hole is formed. The filter hole includes a penetrating portion that is a portion where a part of the first through-hole overlaps with a part of the second through-hole when viewed in the first direction and that penetrates from a first surface to a second surface, and a first portion adjacent to the penetrating portion and recessed by more than half a thickness of the filter member from a second surface to a first surface when viewed in the first direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile