P

Inventor

MURAMATSU HIROKI

JP25 patents
⚠️ This page may combine multiple inventors who share the name “MURAMATSU HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

22 patents
US9261832B2Feb 16, 2016

Image heating apparatus for heating toner image on sheet

CANON KK27 citations93
US11644777B2May 9, 2023

Pressurizing member, fixing device, and electrophotographic image-forming apparatus

CANON KK7 citations84
US9086664B2Jul 21, 2015

Fixing device with a heat generating layer containing a high molecular compound and a carbon fiber, and an electrophotographic image forming apparatus containing the fixing device

CANON KK13 citations84
US12001158B2Jun 4, 2024

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

CANON KK8 citations82
US11137707B2Oct 5, 2021

Fixing apparatus with pressing member having connected pores in elastic layer

CANON KK4 citations73
US10890869B2Jan 12, 2021

Fixing member, heat fixing apparatus, and image forming apparatus

CANON KK6 citations73
US10859955B2Dec 8, 2020

Image heating member having a parting layer formed of a fluorine-containing resin tube, image heating apparatus and manufacturing method of the image heating member

CANON KK3 citations73
US11988983B2May 21, 2024

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

CANON KK2 citations72
US10379464B2Aug 13, 2019

Electrophotographic member, fixing member, fixing apparatus, image forming apparatus, and method of producing electrophotographic belt

CANON KK3 citations72
US12422761B2Sep 23, 2025

Fixing member

CANON KK0 citations62
US12346046B2Jul 1, 2025

Fixing film

CANON KK0 citations62
US12481237B2Nov 25, 2025

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

CANON KK0 citations61
US12070925B2Aug 27, 2024

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

CANON KK1 citations61
US11561495B2Jan 24, 2023

Pressing rotating member and production method thereof, fixing apparatus, and electrophotographic image forming apparatus

CANON KK0 citations61
US11934128B2Mar 19, 2024

Fixing belt having increased surface roughness

CANON KK0 citations52
US11429046B2Aug 30, 2022

Fixing belt and method of manufacturing the fixing belt

CANON KK0 citations52
US12061430B2Aug 13, 2024

Fixing belt and heat fixing device

CANON KK0 citations51
US8965262B2Feb 24, 2015

Fixing member, method of producing fixing member, and fixing device

CANON KK1 citations51
US12235602B2Feb 25, 2025

Fixing belt and heat fixing device

CANON KK0 citations50
US12059874B2Aug 13, 2024

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

CANON KK0 citations50
US9701500B2Jul 11, 2017

Sheet conveying apparatus and image forming apparatus

CANON KK1 citations50
US12535757B2Jan 27, 2026

Fixing apparatus and electrophotographic image forming apparatus

CANON KK0 citations48

SUMITOMO WIRING SYSTEMS

2 patents

MURAMATSU HIROKI

1 patent