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:
May. 21, 2024
Osamu Saito, Kanagawa, JP;
Yuuji Ishikura, Kanagawa, JP;
Yumi Inoue, Kanagawa, JP;
Tatsuya Ohhira, Kanagawa, JP;
Toshiki Hayashi, Kanagawa, JP;
Osamu Saito, Kanagawa, JP;
Yuuji Ishikura, Kanagawa, JP;
Yumi Inoue, Kanagawa, JP;
Tatsuya Ohhira, Kanagawa, JP;
Toshiki Hayashi, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A developing device of developing a latent image formed on an image bearer includes a developing roller, a developer regulator of a round-bar shape, and a holder. The developing roller carries developer. The developer regulator faces the developing roller to regulate an amount of the developer carried on a surface of the developing roller. The holder has a first hole, a second hole, and a projection. An end of the developer regulator is inserted in the first hole. A shaft at an end of the developing roller is inserted in the second hole. The projection protrudes toward an inside of the at least one of the first hole or the second hole and holds the end of the developer regulator and the shaft.