Inventor · disambiguated record
Masahiro Samei
Also filed as: SAMEI MASAHIRO
67 granted patents·1 pending application·298 citations·filing 2000–2024
98Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD20SAMEI MASAHIRO16ISHIGAYA YASUNORI4RICOH CO LTD3ANDOH TAKAYUKI2
Top patents by PatentIndex Score
68 records- 0196US9122212B2Fixing device and image forming apparatus including sameFUJIMOTO IPPEI·Filed 2014·Granted Sep 1, 2015·16 cites·6 claims
- 0295US7349642B2Image heating apparatus including PID controlMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Mar 25, 2008·28 cites·5 claims
- 0394US9069302B2Fixing device and image forming apparatus including sameSAMEI MASAHIRO·Filed 2014·Granted Jun 30, 2015·11 cites·9 claims
- 0493US9274465B2Image forming apparatus with a heater controller and image forming method to control heatingSAMEI MASAHIRO·Filed 2015·Granted Mar 1, 2016·9 cites·20 claims
- 0590US10078300B2Fixing device and image forming apparatusSAMEI MASAHIRO·Filed 2017·Granted Sep 18, 2018·4 cites·14 claims
- 0690US9740147B2Separator, fixing device, and image forming apparatusFUJIWARA HITOSHI·Filed 2016·Granted Aug 22, 2017·5 cites·17 claims
- 0788US11054773B2Heater, heating device, fixing device, and image forming apparatusFURUICHI YUUSUKE·Filed 2020·Granted Jul 6, 2021·2 cites·20 claims
- 0887US6577839B2Fixing device that uniformly heats unfixed toner images along a fixing nip portionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 10, 2003·27 cites·11 claims
- 0986US10539912B1Image forming apparatusHASE TAKAMASA·Filed 2019·Granted Jan 21, 2020·2 cites·12 claims
- 1086US10036987B2Removable fixing device having a convex guide and image forming apparatusNANNO SHIGEO·Filed 2017·Granted Jul 31, 2018·2 cites·14 claims
- 1186US6591082B2Printer and fixing device which maintain a stable temperature for fixing a toner imageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 8, 2003·24 cites·22 claims
- 1286US6449457B2Toner image forming device with belt heated by electromagnetic induction heatingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 10, 2002·28 cites·36 claims
- 1383US6795679B2Image heating apparatus and heat generating rotary member for use in the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 21, 2004·21 cites·20 claims
- 1482US7379685B2Image heating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted May 27, 2008·7 cites·10 claims
- 1581US9395660B2Image forming apparatus and image forming method including forming a cleaning toner imageFUJII TOMOHIKO·Filed 2015·Granted Jul 19, 2016·2 cites·19 claims
- 1681US8571456B2Fixing device and image forming apparatus incorporating sameSAMEI MASAHIRO·Filed 2011·Granted Oct 29, 2013·3 cites·20 claims
- 1780US10928761B2Image formation apparatus including a resistive heat generator driven by a power control deviceRICOH CO LTD·Filed 2019·Granted Feb 23, 2021·1 cites·14 claims
- 1878US9046832B2Fixing device having heat shielding device and image forming apparatus incorporating sameSAMEI MASAHIRO·Filed 2013·Granted Jun 2, 2015·2 cites·19 claims
- 1976US10317828B2Fixing device including a nip formation pad with a porous structure, and image forming apparatus incorporating sameRICOH CO LTD·Filed 2018·Granted Jun 11, 2019·1 cites·14 claims
- 2076US6849838B2Heating device using electromagnetic induction and fuserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Feb 1, 2005·16 cites·22 claims
- 2175US6968137B2Image heating device, image forming apparatus, image copying machine, and method for controlling temperatureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 22, 2005·13 cites·31 claims
- 2274US12072651B2Heating device, fixing device, and image forming apparatusKABATA TOSHIYUKI·Filed 2023·Granted Aug 27, 2024·0 cites·12 claims
- 2370US12461473B2Heating device, fixing device, and image forming apparatusKABATA TOSHIYUKI·Filed 2024·Granted Nov 4, 2025·0 cites·20 claims
- 2469US9223268B2Fixing device, belt device, and image forming apparatusYAMAGUCHI YOSHIKI·Filed 2014·Granted Dec 29, 2015·1 cites·20 claims
- 2569US9213281B2Fixing device with mechanism capable of heating fixing rotary body by electromagnetic induction effectively and image forming apparatus incorporating sameISHIGAYA YASUNORI·Filed 2012·Granted Dec 15, 2015·1 cites·18 claims
- 2668US11959039B2Heating device configured to limit a temperature rise of a lubricant, fixing device, and image forming apparatusANDOH TAKAYUKI·Filed 2023·Granted Apr 16, 2024·0 cites·20 claims
- 2768US9448516B2Fixing device temperature control method, fixing device, and image forming apparatusISHIGAYA YASUNORI·Filed 2013·Granted Sep 20, 2016·1 cites·19 claims
- 2868US9075357B2Fixing device and image forming apparatus including sameKISHI KAZUHITO·Filed 2014·Granted Jul 7, 2015·1 cites·8 claims
- 2968US7277108B2Fixing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 2, 2007·3 cites·18 claims
- 3067US12468244B2Image forming apparatusSHIODERA KOTA·Filed 2024·Granted Nov 11, 2025·0 cites·6 claims
- 3167US8867943B2Fixing device and image forming apparatus incorporating sameISHIGAYA YASUNORI·Filed 2011·Granted Oct 21, 2014·1 cites·22 claims
- 3267US6901235B2Fixing device and image forming apparatus using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 31, 2005·11 cites·25 claims
- 3366US7424259B2Fixing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Sep 9, 2008·9 cites·6 claims
- 3466US6888113B2Heating device and fuser utilizing electromagnetic inductionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 3, 2005·10 cites·10 claims
- 3565US12124197B2Heating device, fixing device, and image forming apparatus including lubricant and reflectorYOSHINAGA HIROSHI·Filed 2023·Granted Oct 22, 2024·0 cites·15 claims
- 3665US12013652B2Heating device, fixing device, and image forming apparatus including a rotator holder and reflectorINOUE DAISUKE·Filed 2023·Granted Jun 18, 2024·0 cites·11 claims
- 3765US11968341B2Image reading device, image forming apparatus, and feed tray comprising a sterilizing light source to sterilize a sheetSAMEI MASAHIRO·Filed 2022·Granted Apr 23, 2024·0 cites·4 claims
- 3864US9354567B2Fixing device, fixing device control method, and image forming apparatusWAIDA TAKUMI·Filed 2011·Granted May 31, 2016·1 cites·7 claims
- 3963US12197151B2Heating device, fixing device, and image forming apparatusSAMEI MASAHIRO·Filed 2023·Granted Jan 14, 2025·0 cites·19 claims
- 4063US12124194B2Heating device, fixing device, and image forming apparatusSUGIYAMA Ryohhei·Filed 2023·Granted Oct 22, 2024·0 cites·16 claims
- 4163US7277650B2Image fixing controller with time/temperature controlMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Oct 2, 2007·8 cites·20 claims
- 4263US6950618B2Image forming apparatus having a removable fixing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 27, 2005·8 cites·23 claims
- 4362US12197155B2Heating device, fixing device, and image forming apparatus with heat shield including first portion and second portionYOSHINAGA HIROSHI·Filed 2023·Granted Jan 14, 2025·0 cites·17 claims
- 4460US12135517B2Heating device, nip forming device, and image forming apparatusSAMEI MASAHIRO·Filed 2023·Granted Nov 5, 2024·0 cites·20 claims
- 4560US12117768B2Image forming apparatus including a filter for collect foreign substances in air sucked into at least one intakeANDOH TAKAYUKI·Filed 2023·Granted Oct 15, 2024·0 cites·20 claims
- 4660US7391983B2Method and apparatus for controlling image forming operation of an image forming apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jun 24, 2008·7 cites·17 claims
- 4759US6792238B2Printer and fixing device which maintain a stable temperature for fixing a toner imageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 14, 2004·6 cites·10 claims
- 4858US7796931B2Heating apparatus including electrically conductive heat producing layer providing short heat increase time and temperature uniformityPANASONIC CORP·Filed 2005·Granted Sep 14, 2010·1 cites·25 claims
- 4957US11435682B2Heater, fixing device, and image forming apparatusSAMEI MASAHIRO·Filed 2020·Granted Sep 6, 2022·0 cites·18 claims
- 5056US10802428B2Image forming apparatusADACHI TOMOYA·Filed 2019·Granted Oct 13, 2020·0 cites·10 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →