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:
May. 05, 2026
Filed:
Sep. 08, 2023
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Tatsuya Ohsawa, Shizuoka, JP;
Kunihiko Sekido, Shizuoka, JP;
Shuhei Iwasaki, Kanagawa, JP;
Naoyuki Matsumoto, Fukui, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 5/06 (2006.01); G03G 5/047 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 5/047 (2013.01); G03G 5/06144 (2020.05); G03G 5/06145 (2020.05); G03G 5/0696 (2013.01); G03G 21/1814 (2013.01);
Abstract
An electrophotographic photosensitive member including: a support, a charge generating layer, and a charge transporting layer in this order, wherein the charge transporting layer contains: a compound represented by the formula (A-1), and at least one selected from the group consisting of a compound represented by the formula (A-2) and a compound represented by the formula (A-3).