Inventor
SAMEI MASAHIRO
JP69 patents
⚠️ This page may combine multiple inventors who share the name “SAMEI MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
20 patentsUS7349642B2Mar 25, 2008
Image heating apparatus including PID control
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US6795679B2Sep 21, 2004
Image heating apparatus and heat generating rotary member for use in the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations92
US6591082B2Jul 8, 2003
Printer and fixing device which maintain a stable temperature for fixing a toner image
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
US6577839B2Jun 10, 2003
Fixing device that uniformly heats unfixed toner images along a fixing nip portion
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations92
US6449457B2Sep 10, 2002
Toner image forming device with belt heated by electromagnetic induction heating
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US7424259B2Sep 9, 2008
Fixing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations84
US6968137B2Nov 22, 2005
Image heating device, image forming apparatus, image copying machine, and method for controlling temperature
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations84
US6849838B2Feb 1, 2005
Heating device using electromagnetic induction and fuser
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations82
US7391983B2Jun 24, 2008
Method and apparatus for controlling image forming operation of an image forming apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US7379685B2May 27, 2008
Image heating apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US6950618B2Sep 27, 2005
Image forming apparatus having a removable fixing device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US6901235B2May 31, 2005
Fixing device and image forming apparatus using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US7277650B2Oct 2, 2007
Image fixing controller with time/temperature control
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US6792238B2Sep 14, 2004
Printer and fixing device which maintain a stable temperature for fixing a toner image
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations73
US6888113B2May 3, 2005
Heating device and fuser utilizing electromagnetic induction
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations72
US7277108B2Oct 2, 2007
Fixing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US6909862B2Jun 21, 2005
Printer apparatus having fixing unit with heat controller for controlling temperature of heat-up roller
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US7157673B2Jan 2, 2007
Image heating apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US7062188B2Jun 13, 2006
Image heating device, image forming apparatus, image copying machine, and method for controlling temperature
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US6934483B2Aug 23, 2005
Image heating device, image forming apparatus, image copying machine, and method for controlling temperature
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations52
SAMEI MASAHIRO
9 patentsUS9069302B2Jun 30, 2015
Fixing device and image forming apparatus including same
SAMEI MASAHIRO11 citations84
US9274465B2Mar 1, 2016
Image forming apparatus with a heater controller and image forming method to control heating
SAMEI MASAHIRO9 citations83
US10078300B2Sep 18, 2018
Fixing device and image forming apparatus
SAMEI MASAHIRO4 citations73
US12529984B2Jan 20, 2026
Heating device, fixing device, and image forming apparatus
SAMEI MASAHIRO0 citations62
US11435682B2Sep 6, 2022
Heater, fixing device, and image forming apparatus
SAMEI MASAHIRO0 citations62
US9046832B2Jun 2, 2015
Fixing device having heat shielding device and image forming apparatus incorporating same
SAMEI MASAHIRO2 citations62
US8571456B2Oct 29, 2013
Fixing device and image forming apparatus incorporating same
SAMEI MASAHIRO3 citations62
US11968341B2Apr 23, 2024
Image reading device, image forming apparatus, and feed tray comprising a sterilizing light source to sterilize a sheet
SAMEI MASAHIRO0 citations52
US12197151B2Jan 14, 2025
Heating device, fixing device, and image forming apparatus
SAMEI MASAHIRO0 citations51
RICOH CO LTD
3 patentsUS10928761B2Feb 23, 2021
Image formation apparatus including a resistive heat generator driven by a power control device
RICOH CO LTD1 citations63
US10317828B2Jun 11, 2019
Fixing device including a nip formation pad with a porous structure, and image forming apparatus incorporating same
RICOH CO LTD1 citations60
US9817347B2Nov 14, 2017
Fixing device, fixing method, and image forming apparatus
RICOH CO LTD0 citations52
ANDOH TAKAYUKI
2 patentsKABATA TOSHIYUKI
2 patentsYOSHINAGA HIROSHI
2 patentsUS12124197B2Oct 22, 2024
Heating device, fixing device, and image forming apparatus including lubricant and reflector
YOSHINAGA HIROSHI0 citations62
US12197155B2Jan 14, 2025
Heating device, fixing device, and image forming apparatus with heat shield including first portion and second portion
YOSHINAGA HIROSHI0 citations51
ISHIGAYA YASUNORI
2 patentsUS9213281B2Dec 15, 2015
Fixing device with mechanism capable of heating fixing rotary body by electromagnetic induction effectively and image forming apparatus incorporating same
ISHIGAYA YASUNORI1 citations52
US8867943B2Oct 21, 2014
Fixing device and image forming apparatus incorporating same
ISHIGAYA YASUNORI1 citations52
FUJIMOTO IPPEI
1 patentFURUICHI YUUSUKE
1 patentHASE TAKAMASA
1 patentNANNO SHIGEO
1 patentFUJIWARA HITOSHI
1 patentFUJII TOMOHIKO
1 patentSUGIYAMA Ryohhei
1 patentSHIODERA KOTA
1 patentYAMAMOTO TAKESHI
1 patentPANASONIC CORP
1 patentShowing the top 50 of 69 patents by PatentIndex Score.