ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

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United States of America Patent

APP PUB NO 20240288788A1
SERIAL NO

18446609

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An electrophotographic photoreceptor includes a conductive substrate, and a lamination type photosensitive layer disposed on the conductive substrate and including a charge generation layer and a charge transport layer, in which the charge transport layer contains a polyester resin (1) having a dicarboxylic acid unit (A) represented by Formula (A) and a diol unit (B) represented by Formula (B), and an amount of a diol represented by Formula (1) in the charge transport layer is 10 ppm or less,

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Patent Owner(s)

Patent OwnerAddress
FUJIFILM BUSINESS INNOVATION CORPMINATO-KU TOKYO

International Classification(s)

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  • 2023 Application Filing Year
  • G03G Class
  • 1482 Applications Filed
  • 716 Patents Issued To-Date
  • 48.32 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
FUJII, Ryosuke Kanagawa, JP 55 165
KOBAYASHI, Hiroko Kanagawa, JP 48 576
NARITA, Kosuke Kanagawa, JP 37 72
OKAZAKI, Yuto Kanagawa, JP 28 9
SASAKI, Tomoya Kanagawa, JP 148 474

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges490724101 - 100250500750100012501500175020002250250027503000325035003750400042504500475050005250

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