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:
Apr. 28, 2026
Filed:
May. 17, 2022
Nok Corporation, Tokyo, JP;
Yosuke Ito, Kikugawa, JP;
NOK CORPORATION, Tokyo, JP;
Abstract
A hollow fiber membrane moduleincludes: a plurality of hollow fiber membranes; a casethat accommodates the plurality of hollow fiber membranesand has a case main bodymade of a resin and having openings at both ends thereof; and a pair of sealing and fixing portionsandthat seal a gap between the hollow fiber membranes in a state where a hollow inside of each of the hollow fiber membranesis kept open and fix the plurality of hollow fiber membranesto the caseon both end sides of the case. In the case main body, a reinforcement portionthat connects a pair of facing wall surfaces of inner wall surfaces for accommodating the plurality of hollow fiber membranesis integrally provided on the pair of wall surfaces.