Inventor · disambiguated record
Masahiko Satoh
Also filed as: SATOH MASAHIKO
64 granted patents·4 pending applications·792 citations·filing 1990–2017
98Inventor score
Top patents by PatentIndex Score
68 records- 0199US7466949B2Fixing device having a separation plateRICOH KK·Filed 2005·Granted Dec 16, 2008·61 cites·9 claims
- 0299US7454151B2Image forming apparatus, fixing unit having a selectively controlled power supply and associated methodologyRICOH KK·Filed 2005·Granted Nov 18, 2008·66 cites·12 claims
- 0399US7242897B2Image forming apparatus, roller, belt, and fixing unit of image forming apparatusRICOH KK·Filed 2005·Granted Jul 10, 2007·86 cites·22 claims
- 0498US7313353B2Fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unitRICOH KK·Filed 2006·Granted Dec 25, 2007·87 cites·33 claims
- 0598US7127204B2Belt fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unitRICOH KK·Filed 2004·Granted Oct 24, 2006·101 cites·19 claims
- 0695US7672605B2Transfer device and image forming apparatusRICOH KK·Filed 2007·Granted Mar 2, 2010·22 cites·5 claims
- 0795US7630659B2Method and apparatus for image forming capable of effectively performing a charging processRICOH KK·Filed 2006·Granted Dec 8, 2009·23 cites·15 claims
- 0894US8886101B2Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the sameKAWATA TEPPEI·Filed 2012·Granted Nov 11, 2014·7 cites·17 claims
- 0994US6118608ADisk drive unit and error recovery method executing shorter error recovery procedure when write errors and reset instruction occurIBM·Filed 1998·Granted Sep 12, 2000·121 cites·15 claims
- 1093US7925188B2Development device, process cartridge, and image forming apparatus using the development deviceRICOH CO LTD·Filed 2008·Granted Apr 12, 2011·20 cites·14 claims
- 1192US9811031B2Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the sameKAWATA TEPPEI·Filed 2015·Granted Nov 7, 2017·4 cites·35 claims
- 1292US9405250B2Fixing device capable of minimizing damage of endless rotary body and image forming apparatus incorporating sameOGAWA TADASHI·Filed 2015·Granted Aug 2, 2016·5 cites·8 claims
- 1392US8385793B2Image forming apparatus preventing gaps between a conveyor belt and transfer sheetRICOH CO LTD·Filed 2010·Granted Feb 26, 2013·8 cites·12 claims
- 1491US9026024B2Fixing device capable of minimizing damage of endless rotary body and image forming apparatus incorporating sameRICOH CO LTD·Filed 2013·Granted May 5, 2015·5 cites·13 claims
- 1591US8929791B2Fixing device and endless belt assemblyISHII KENJI·Filed 2013·Granted Jan 6, 2015·6 cites·20 claims
- 1691US7574153B2Image forming method and apparatus including adjustable conveyance speed to prevent image shock jitterRICOH KK·Filed 2006·Granted Aug 11, 2009·12 cites·19 claims
- 1791US6771925B2Fixing device, web differential gear and image formation apparatusRICOH KK·Filed 2002·Granted Aug 3, 2004·37 cites·17 claims
- 1889US9037008B2Fixing device and image forming apparatus including sameHASE TAKAMASA·Filed 2013·Granted May 19, 2015·4 cites·15 claims
- 1987US9069304B2Image forming apparatusSESHITA TAKUYA·Filed 2013·Granted Jun 30, 2015·4 cites·18 claims
- 2087US8422897B2Image forming apparatusSUZUKI HIROKATSU·Filed 2010·Granted Apr 16, 2013·6 cites·9 claims
- 2185US9207596B2Image forming apparatus including a fixing deviceRICOH CO LTD·Filed 2014·Granted Dec 8, 2015·2 cites·18 claims
- 2285US8953994B2Fixing device and image forming apparatus incorporating sameIWAYA NAOKI·Filed 2012·Granted Feb 10, 2015·3 cites·8 claims
- 2384US10935911B2Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the sameRICOH CO LTD·Filed 2017·Granted Mar 2, 2021·1 cites·57 claims
- 2484US8855506B2Image forming apparatusHASE TAKAMASA·Filed 2013·Granted Oct 7, 2014·2 cites·8 claims
- 2583US9008558B2Separator and separation device, fixing device, and image forming apparatus incorporating sameSAITO KAZUYA·Filed 2012·Granted Apr 14, 2015·3 cites·20 claims
- 2680US6305636B1Web driving deviceRICOH KK·Filed 1999·Granted Oct 23, 2001·27 cites·16 claims
- 2778US9031485B2Fixing device and endless belt assemblyISHII KENJI·Filed 2013·Granted May 12, 2015·2 cites·18 claims
- 2878US8953995B2Fixing device and endless belt assemblySUZUKI AKIRA·Filed 2012·Granted Feb 10, 2015·2 cites·14 claims
- 2977US9103366B2Bolt-locking apparatus, mounting method thereof and mounting jigAMIKURA NORIHIKO·Filed 2012·Granted Aug 11, 2015·4 cites·7 claims
- 3077US5970298AFixing method and device with a controllable web system and image forming apparatus incorporating the method device and systemRICOH KK·Filed 1998·Granted Oct 19, 1999·25 cites·20 claims
- 3176US8971779B2Fixing device with support and image forming apparatus incorporating sameYOSHINAGA HIROSHI·Filed 2012·Granted Mar 3, 2015·2 cites·24 claims
- 3276US8918042B2Fixing device and image forming apparatus including the fixing deviceIMADA TAKAHIRO·Filed 2012·Granted Dec 23, 2014·2 cites·15 claims
- 3375US6658230B2Fixing apparatus and image-forming deviceRICOH KK·Filed 2002·Granted Dec 2, 2003·12 cites·20 claims
- 3472US9239559B2Fixing device and image forming apparatus including sameUCHITANI TAKESHI·Filed 2013·Granted Jan 19, 2016·1 cites·22 claims
- 3572US9052658B2Fixing device with a temperature detector adjacent an easily deformable location and image forming apparatus including sameRICOH CO LTD·Filed 2013·Granted Jun 9, 2015·1 cites·9 claims
- 3669US9063480B2Fixing device, image forming device, and separating memberYOSHIURA ARINOBU·Filed 2012·Granted Jun 23, 2015·1 cites·18 claims
- 3767US9835195B2Bolt-locking apparatus, mounting method thereof and mounting jigAMIKURA NORIHIKO·Filed 2016·Granted Dec 5, 2017·1 cites·3 claims
- 3866US9983526B2Fixing device and image forming apparatus including sameRICOH CO LTD·Filed 2017·Granted May 29, 2018·0 cites·28 claims
- 3966US9971289B2Image forming apparatusHASE TAKAMASA·Filed 2017·Granted May 15, 2018·0 cites·17 claims
- 4066US8958710B2Fixing device, image forming apparatus incorporating same, and fixing methodYUASA SHUUTAROH·Filed 2013·Granted Feb 17, 2015·1 cites·20 claims
- 4166US7120107B1Optical head for optical recording having a hologram element that generates multiple diffracted light beams of different ordersNEC CORP·Filed 2000·Granted Oct 10, 2006·6 cites·14 claims
- 4264US9152108B2Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the sameKAWATA TEPPEI·Filed 2014·Granted Oct 6, 2015·0 cites·19 claims
- 4362US9690243B2Image forming apparatus including a fixing device that includes a radiant heat heating source and a fixing member that rotates before an abnormality solvedHASE TAKAMASA·Filed 2015·Granted Jun 27, 2017·0 cites·27 claims
- 4462US9507306B2Fixing device with a temperature detector adjacent an easily deformable location and image forming apparatus including sameUCHITANI TAKESHI·Filed 2014·Granted Nov 29, 2016·0 cites·38 claims
- 4562US9291967B2Fixing device and image forming apparatus incorporating sameIWAYA NAOKI·Filed 2014·Granted Mar 22, 2016·0 cites·9 claims
- 4661US9715203B2Fixing device and image forming apparatus including sameRICOH CO LTD·Filed 2015·Granted Jul 25, 2017·0 cites·25 claims
- 4761US8989643B2Fixing device with endless belt and image forming apparatus incorporating sameGOTOH HAJIME·Filed 2012·Granted Mar 24, 2015·1 cites·18 claims
- 4859US2017293245A1Fixing device and image forming apparatus including the fixing deviceKAWATA TEPPEI·Filed 2017·Application pending·0 cites
- 4958US9727008B2Fixing device and image forming apparatus including the fixing deviceKAWATA TEPPEI·Filed 2012·Granted Aug 8, 2017·0 cites·36 claims
- 5058US9454114B2Fixing device and image forming apparatus including sameHASE TAKAMASA·Filed 2015·Granted Sep 27, 2016·0 cites·14 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 →