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:
Nov. 04, 2025
Filed:
Apr. 15, 2022
Chikako Hatta, Kanagawa, JP;
Yuuki Mizutani, Kanagawa, JP;
Chikako Hatta, Kanagawa, JP;
Yuuki Mizutani, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
To provide a contact member which prevents a component derived from a liquid composition, from being transferred from a contacted member to a contact member, even in a case where the contact member and the contacted member are used for a long period of time in a manner of being in contact with each other (Means of Achieving the object) A contact member configured to contact a contacted member to which a liquid composition is applied, includes a surface layer (A) configured to contact the contacted member, wherein the surface layer (A) includes a support layer including alumite sulfate, the surface layer (A) has a root mean square height Sq of 1.0 μm or more, and the surface layer (A) has an orthogonal line roughness ratio of 0.7 or more.