Inventor · disambiguated record
Ippei Fujimoto
Also filed as: FUJIMOTO IPPEI
120 granted patents·2 pending applications·426 citations·filing 2006–2022
99Inventor score
Technology areasG03G
Top patents by PatentIndex Score
122 records- 0198US7546049B2Image forming device with a control means to correct the fixing control temperatureRICOH LTD·Filed 2006·Granted Jun 9, 2009·79 cites·19 claims
- 0297US7912392B2Image forming apparatus with glossy image printing modeRICOH CO LTD·Filed 2008·Granted Mar 22, 2011·31 cites·18 claims
- 0397US7840151B2Heating device, fixing apparatus, and image forming systemRICOH CO LTD·Filed 2008·Granted Nov 23, 2010·27 cites·14 claims
- 0496US9122212B2Fixing device and image forming apparatus including sameFUJIMOTO IPPEI·Filed 2014·Granted Sep 1, 2015·16 cites·6 claims
- 0596US8588670B2Fixing device having a reflector and image forming apparatus incorporating sameSHIMOKAWA TOSHIHIKO·Filed 2011·Granted Nov 19, 2013·17 cites·8 claims
- 0695US8219016B2Fixing device and image forming apparatus incorporating sameHASEGAWA KENICHI·Filed 2010·Granted Jul 10, 2012·13 cites·19 claims
- 0794US9069302B2Fixing device and image forming apparatus including sameSAMEI MASAHIRO·Filed 2014·Granted Jun 30, 2015·11 cites·9 claims
- 0894US8725038B2Belt assembly, fixing device, and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2011·Granted May 13, 2014·10 cites·18 claims
- 0994US8364052B2Fixing device and image forming apparatus incorporating sameRICOH CO LTD·Filed 2010·Granted Jan 29, 2013·10 cites·7 claims
- 1093US8774666B2Fixing device and image forming apparatus incorporating sameSAITO KAZUYA·Filed 2012·Granted Jul 8, 2014·8 cites·13 claims
- 1193US8630572B2Fixing device and image forming apparatus including sameFUJIMOTO IPPEI·Filed 2011·Granted Jan 14, 2014·9 cites·10 claims
- 1293US8447220B2Fixing device and image forming apparatus including sameYAMAGUCHI YOSHIKI·Filed 2011·Granted May 21, 2013·8 cites·12 claims
- 1392US8498561B2Fixing device and image forming apparatus incorporating same having a reinforcing member including first and second flangesYAMAGUCHI YOSHIKI·Filed 2010·Granted Jul 30, 2013·7 cites·13 claims
- 1491US10168653B2Fixing device and image forming apparatus incorporating sameMATSUDA RYOHEI·Filed 2018·Granted Jan 1, 2019·5 cites·6 claims
- 1591US9612556B2Fixing device and image forming apparatusOGINO YASUHIKO·Filed 2016·Granted Apr 4, 2017·5 cites·19 claims
- 1691US8682192B2Image forming apparatusIKEBUCHI YUTAKA·Filed 2011·Granted Mar 25, 2014·6 cites·7 claims
- 1791US8311469B2Fixing device and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2010·Granted Nov 13, 2012·7 cites·8 claims
- 1890US10042295B2Fixing device, image forming apparatus, and image forming methodYOSHINAGA HIROSHI·Filed 2016·Granted Aug 7, 2018·4 cites·16 claims
- 1990US8385804B2Fixing device and image forming apparatus employing the fixing deviceRICOH CO LTD·Filed 2010·Granted Feb 26, 2013·6 cites·13 claims
- 2090US8213827B2Fixing device, image forming apparatus incorporating same, and fixing methodSHINSHI AKIRA·Filed 2010·Granted Jul 3, 2012·6 cites·9 claims
- 2189US10317823B2Fixing device and image forming apparatus having a thermal conduction aid contacting a nip formation padRICOH CO LTD·Filed 2018·Granted Jun 11, 2019·3 cites·15 claims
- 2289US8655211B2Fixing device and image forming apparatus incorporating sameFUJIMOTO IPPEI·Filed 2011·Granted Feb 18, 2014·5 cites·16 claims
- 2388US8737878B2Image forming apparatus including removable fixing deviceYAMAGUCHI YOSHIKI·Filed 2011·Granted May 27, 2014·5 cites·5 claims
- 2488US8406647B2Fixing device including a radiation member to cool a fixing member and a heat conductive memberSHINSHI AKIRA·Filed 2010·Granted Mar 26, 2013·5 cites·8 claims
- 2587US10025247B2Fixing device including a pressure pad with at least one mouth, and image forming apparatus incorporating sameSAWADA KAZUNARI·Filed 2017·Granted Jul 17, 2018·3 cites·16 claims
- 2687US8437675B2Fixing device and image forming apparatus incorporating same having a laminated heater with a flexible heat generation sheetISHII KENJI·Filed 2010·Granted May 7, 2013·5 cites·14 claims
- 2786US8676101B2Fixing device having metal pipe with rough section and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2010·Granted Mar 18, 2014·4 cites·7 claims
- 2886US8401448B2Fixing device and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2010·Granted Mar 19, 2013·4 cites·19 claims
- 2985US10197957B2Fixing device, image forming apparatus, and fixing device control methodFUJIMOTO IPPEI·Filed 2018·Granted Feb 5, 2019·2 cites·7 claims
- 3085US8655246B2Fixing device and image forming apparatus incorporating sameTOKUDA TETSUO·Filed 2011·Granted Feb 18, 2014·4 cites·17 claims
- 3184US10331062B2Image forming apparatus and image forming methodYOSHINAGA HIROSHI·Filed 2017·Granted Jun 25, 2019·2 cites·15 claims
- 3284US10295937B2Fixing device and image forming apparatusSAWADA KAZUNARI·Filed 2017·Granted May 21, 2019·2 cites·20 claims
- 3384US10295939B2Fixing device including a pressure rotator and a thermal conduction aid, and image forming apparatus including the fixing deviceYOSHINAGA HIROSHI·Filed 2017·Granted May 21, 2019·2 cites·16 claims
- 3484US10289037B2Fixing device and image forming apparatusSEKI TAKAYUKI·Filed 2017·Granted May 14, 2019·2 cites·14 claims
- 3584US9989905B2Fixing device and image forming apparatusSEKI TAKAYUKI·Filed 2017·Granted Jun 5, 2018·2 cites·12 claims
- 3683US10281850B2Fixing device with nip formation pad having an abutment region and opening portionsMATSUDA RYOHEI·Filed 2018·Granted May 7, 2019·2 cites·9 claims
- 3783US10222732B2Fixing device having a lateral end heater and image forming apparatus incorporating sameSEKI TAKAYUKI·Filed 2017·Granted Mar 5, 2019·2 cites·13 claims
- 3883US10082751B2Fixing device and image forming apparatusSETO TAKASHI·Filed 2017·Granted Sep 25, 2018·2 cites·15 claims
- 3983US9874839B2Fixing device and image forming apparatusSAWADA KAZUNARI·Filed 2016·Granted Jan 23, 2018·2 cites·21 claims
- 4083US9618886B2NIP formation assembly, fixing device, and image forming apparatusSETO TAKASHI·Filed 2015·Granted Apr 11, 2017·2 cites·34 claims
- 4183US9176440B2Fixing device and image forming apparatusHONDA HARUYUKI·Filed 2014·Granted Nov 3, 2015·3 cites·21 claims
- 4283US9128426B2Fixing device and image forming apparatus including sameRICOH CO LTD·Filed 2013·Granted Sep 8, 2015·2 cites·18 claims
- 4383US8886064B2Fixing device, heater control method, and image forming apparatus incorporating sameFUJIMOTO IPPEI·Filed 2012·Granted Nov 11, 2014·3 cites·17 claims
- 4482US8903296B2Fixing device and image forming apparatus incorporating sameSHIMOKAWA TOSHIHIKO·Filed 2011·Granted Dec 2, 2014·3 cites·8 claims
- 4582US8682218B2Fixing device and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2011·Granted Mar 25, 2014·3 cites·8 claims
- 4682US8655244B2Fixing device and image forming apparatus incorporating sameHASEGAWA KENICHI·Filed 2010·Granted Feb 18, 2014·3 cites·13 claims
- 4782US8472855B2Fixing device and image forming apparatus incorporating sameSHINSHI AKIRA·Filed 2011·Granted Jun 25, 2013·3 cites·11 claims
- 4882US8428502B2Belt-type fixing device and image forming apparatus using sameTOKUDA TETSUO·Filed 2010·Granted Apr 23, 2013·3 cites·12 claims
- 4981US9618887B2Fixing device and image forming apparatusTAKAGI HIROMASA·Filed 2016·Granted Apr 11, 2017·2 cites·19 claims
- 5081US8583020B2Fixing device and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2011·Granted Nov 12, 2013·3 cites·10 claims
Showing the top 50 of 122 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →