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:
Dec. 29, 1992
Filed:
Jan. 29, 1992
Yasuhide Goseki, Yokohama, JP;
Shigemori Tanaka, Kawasaki, JP;
Akira Unno, Yokohama, JP;
Yusuke Yamada, Machida, JP;
Kenji Fujishima, Yono, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A developing apparatus for developing an electrostatic latent image includes a movable developer carrying member for carrying a one component developer to a developing zone in which the developer is supplied to an electrostatic latent image bearing member; and a regulating member for regulating a thickness of a layer of the developer to be carried to the developing zone on the developer carrying member; wherein the developer carrying member comprises a coating layer comprising a resin material in which fine graphite particles are dispersed, and wherein an inclination of a work function measurement curve of a surface of the coating layer is not less than 10 (cps/eV).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile