Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8435706
APP PUB NO 20110268472A1
SERIAL NO

13143052

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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To provide an electrophotographic photosensitive member that can reproduce good images with less positive ghost and also has a good photosensitivity, the electrophotographic photosensitive member is incorporated in its photosensitive layer with a copolymer having a repeating structural unit represented by the formula (1) and a repeating structural unit represented by the formula (2), or a copolymer having a repeating structural unit represented by the formula (1) and a repeating structural unit represented by the formula (3).

description='In-line Formulae' end='lead'Z1-A-Z2-E1  (1)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'Z3-A-Z4—W2—B2—W2  (2)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'Z5—B3—Z6-E4  (3)description='In-line Formulae' end='tail'

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Maruyama, Akihiro Mishima, JP 52 397
Nagasaka, Hideaki Suntou-gun, JP 53 561
Sekido, Kunihiko Numazu, JP 68 768
Sekiya, Michiyo Mishima, JP 72 1036
Takagi, Shinji Yokohama, JP 65 962

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