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. 17, 2020
Filed:
Apr. 23, 2018
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Kazuko Araki, Tokyo, JP;
Kaname Watariguchi, Yokohama, JP;
Masataka Kawahara, Mishima, JP;
Jumpei Kuno, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/06 (2006.01); G03G 5/05 (2006.01);
U.S. Cl.
CPC ...
G03G 5/0696 (2013.01); G03G 5/0542 (2013.01); G03G 2215/00957 (2013.01);
Abstract
An electrophotographic photosensitive member includes, in this order, a support, a charge generating layer having a thickness of more than 200 nm and containing a hydroxygallium phthalocyanine pigment or a chlorogallium phthalocyanine pigment as a charge generating material, and a charge transport layer containing a charge transporting material. The charge generating material satisfies a requirement for a specific parameter.