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US Patent 10969703 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

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Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Shubun Kujirai0

Eileen Takeuchi0

Haruki Mori0

Koichi Nakata0

Date of Patent

April 6, 2021

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Patent Application Number

167311500

Date Filed

December 31, 2019

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Patent Citations

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Patent Primary Examiner

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Patent abstract

Provided is an electrophotographic photosensitive member including a surface layer containing: a copolymerization product of a composition containing a hole-transportable compound having a chain-polymerizable functional group and a compound having a specific structure; and metal oxide particles.

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