P

Inventor

TOYONORI MASATSUGU

JP17 patents
⚠️ This page may combine multiple inventors who share the name “TOYONORI MASATSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

16 patents
US7751737B2Jul 6, 2010

Image forming apparatus which corrects charge potential on an image carrier

CANON KK45 citations92
US10551771B2Feb 4, 2020

Electrophotographic belt and electrophotographic image forming apparatus

CANON KK7 citations83
US7512349B2Mar 31, 2009

Image forming apparatus and method featuring correction for compensating differences in surface potential characteristics of an image supporting body

CANON KK9 citations83
US12001158B2Jun 4, 2024

Fixing member, method for producing the same, fixing apparatus, and electrophotographic image forming apparatus

CANON KK8 citations82
US11988983B2May 21, 2024

Fixing member, method for producing the same, fixing apparatus, and electrophotographic image forming apparatus

CANON KK2 citations72
US10859951B2Dec 8, 2020

Electrophotographic belt having grooves and electrophotographic image forming apparatus

CANON KK1 citations62
US12505935B1Dec 23, 2025

Conductive dispersion solution, resin film-forming coating material, resin film, member, and electrophotographic image forming apparatus

CANON KK0 citations61
US12481237B2Nov 25, 2025

Fixing member, method for producing the same, fixing apparatus, and electrophotographic image forming apparatus

CANON KK0 citations61
US10527972B2Jan 7, 2020

Image forming apparatus

CANON KK1 citations61
US12306560B2May 20, 2025

Electrophotographic member and electrophotographic image forming apparatus

CANON KK0 citations60
US11841650B2Dec 12, 2023

Transfer belt and image forming apparatus

CANON KK0 citations51
US7643174B2Jan 5, 2010

Semiconductor laser drive control device

CANON KK0 citations51
US11526102B2Dec 13, 2022

Electrophotographic belt and electrophotographic image forming apparatus

CANON KK0 citations50
US12510849B2Dec 30, 2025

Electrophotographic belt, electrophotographic image forming apparatus, and method for manufacturing electrophotographic belt

CANON KK0 citations49
US7792447B2Sep 7, 2010

Image heating apparatus with temperature control in relation to glass transition of toner

CANON KK0 citations41
US8948657B2Feb 3, 2015

Charging device and image forming apparatus

CANON KK0 citations38

ITO SHINGO

1 patent