Inventor · disambiguated record
Toshihiko Shimokawa
Also filed as: SHIMOKAWA TOSHIHIKO
147 granted patents·6 pending applications·593 citations·filing 1996–2025
99Inventor score
Top patents by PatentIndex Score
153 records- 0196US8588670B2Fixing device having a reflector and image forming apparatus incorporating sameSHIMOKAWA TOSHIHIKO·Filed 2011·Granted Nov 19, 2013·17 cites·8 claims
- 0295US8219016B2Fixing device and image forming apparatus incorporating sameHASEGAWA KENICHI·Filed 2010·Granted Jul 10, 2012·13 cites·19 claims
- 0394US8886101B2Fixing 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
- 0494US8725038B2Belt assembly, fixing device, and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2011·Granted May 13, 2014·10 cites·18 claims
- 0594US8364052B2Fixing device and image forming apparatus incorporating sameRICOH CO LTD·Filed 2010·Granted Jan 29, 2013·10 cites·7 claims
- 0693US9727011B2Image forming apparatus and image forming methodIKEBUCHI YUTAKA·Filed 2016·Granted Aug 8, 2017·5 cites·7 claims
- 0793US9448514B2Image forming apparatus and image forming methodIKEBUCHI YUTAKA·Filed 2014·Granted Sep 20, 2016·7 cites·10 claims
- 0893US9316964B2Fixing device and image forming apparatusYAMAGUCHI YOSHIKI·Filed 2015·Granted Apr 19, 2016·6 cites·18 claims
- 0993US9031439B2Fixing device and image forming deviceHASE TAKAMASA·Filed 2013·Granted May 12, 2015·7 cites·7 claims
- 1093US8630572B2Fixing device and image forming apparatus including sameFUJIMOTO IPPEI·Filed 2011·Granted Jan 14, 2014·9 cites·10 claims
- 1193US8447220B2Fixing device and image forming apparatus including sameYAMAGUCHI YOSHIKI·Filed 2011·Granted May 21, 2013·8 cites·12 claims
- 1292US9811031B2Fixing 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
- 1392US9405250B2Fixing 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
- 1492US9164445B2Fixing device and image forming apparatusSHIMOKAWA TOSHIHIKO·Filed 2014·Granted Oct 20, 2015·7 cites·20 claims
- 1592US9046838B2Fixing device and image forming apparatusARAI YUJI·Filed 2013·Granted Jun 2, 2015·6 cites·23 claims
- 1692US8498561B2Fixing 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
- 1791US9026024B2Fixing 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
- 1891US8929791B2Fixing device and endless belt assemblyISHII KENJI·Filed 2013·Granted Jan 6, 2015·6 cites·20 claims
- 1991US8682192B2Image forming apparatusIKEBUCHI YUTAKA·Filed 2011·Granted Mar 25, 2014·6 cites·7 claims
- 2091US8311469B2Fixing device and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2010·Granted Nov 13, 2012·7 cites·8 claims
- 2190US11662678B2Fixing device with controlled heating and image forming apparatusMATSUDA RYOHEI·Filed 2021·Granted May 30, 2023·2 cites·11 claims
- 2290US8385804B2Fixing device and image forming apparatus employing the fixing deviceRICOH CO LTD·Filed 2010·Granted Feb 26, 2013·6 cites·13 claims
- 2390US8213827B2Fixing device, image forming apparatus incorporating same, and fixing methodSHINSHI AKIRA·Filed 2010·Granted Jul 3, 2012·6 cites·9 claims
- 2489US9037008B2Fixing device and image forming apparatus including sameHASE TAKAMASA·Filed 2013·Granted May 19, 2015·4 cites·15 claims
- 2589US8655211B2Fixing device and image forming apparatus incorporating sameFUJIMOTO IPPEI·Filed 2011·Granted Feb 18, 2014·5 cites·16 claims
- 2688US8737878B2Image forming apparatus including removable fixing deviceYAMAGUCHI YOSHIKI·Filed 2011·Granted May 27, 2014·5 cites·5 claims
- 2788US8406647B2Fixing 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
- 2887US9389550B2Fixing device, image forming apparatus, and fixing methodSAITO KAZUYA·Filed 2014·Granted Jul 12, 2016·4 cites·20 claims
- 2987US9069304B2Image forming apparatusSESHITA TAKUYA·Filed 2013·Granted Jun 30, 2015·4 cites·18 claims
- 3087US8437675B2Fixing 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
- 3187US5987510AMethod for transferring files according to file list provided in response to file requestTOSHIBA KK·Filed 1996·Granted Nov 16, 1999·118 cites·22 claims
- 3286US8676101B2Fixing device having metal pipe with rough section and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2010·Granted Mar 18, 2014·4 cites·7 claims
- 3386US8401448B2Fixing device and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2010·Granted Mar 19, 2013·4 cites·19 claims
- 3485US9207596B2Image forming apparatus including a fixing deviceRICOH CO LTD·Filed 2014·Granted Dec 8, 2015·2 cites·18 claims
- 3585US8953994B2Fixing device and image forming apparatus incorporating sameIWAYA NAOKI·Filed 2012·Granted Feb 10, 2015·3 cites·8 claims
- 3685US8655246B2Fixing device and image forming apparatus incorporating sameTOKUDA TETSUO·Filed 2011·Granted Feb 18, 2014·4 cites·17 claims
- 3784US10935911B2Fixing 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
- 3884US9221661B2Pressure adjuster, fixing device, and image forming apparatusMIMBU RYUUICHI·Filed 2014·Granted Dec 29, 2015·3 cites·20 claims
- 3984US9152106B2Fixing device and image forming apparatus including sameYAMAGUCHI YOSHIKI·Filed 2013·Granted Oct 6, 2015·3 cites·16 claims
- 4084US8855506B2Image forming apparatusHASE TAKAMASA·Filed 2013·Granted Oct 7, 2014·2 cites·8 claims
- 4183US9128426B2Fixing device and image forming apparatus including sameRICOH CO LTD·Filed 2013·Granted Sep 8, 2015·2 cites·18 claims
- 4283US9008558B2Separator and separation device, fixing device, and image forming apparatus incorporating sameSAITO KAZUYA·Filed 2012·Granted Apr 14, 2015·3 cites·20 claims
- 4382US9529308B2Image forming apparatus and image forming methodRICOH CO LTD·Filed 2015·Granted Dec 27, 2016·2 cites·17 claims
- 4482US9501006B2Fixing device, image forming apparatus, and fixing methodSHIMOKAWA TOSHIHIKO·Filed 2015·Granted Nov 22, 2016·2 cites·13 claims
- 4582US8903296B2Fixing device and image forming apparatus incorporating sameSHIMOKAWA TOSHIHIKO·Filed 2011·Granted Dec 2, 2014·3 cites·8 claims
- 4682US8682218B2Fixing device and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2011·Granted Mar 25, 2014·3 cites·8 claims
- 4782US8655244B2Fixing device and image forming apparatus incorporating sameHASEGAWA KENICHI·Filed 2010·Granted Feb 18, 2014·3 cites·13 claims
- 4882US8472855B2Fixing device and image forming apparatus incorporating sameSHINSHI AKIRA·Filed 2011·Granted Jun 25, 2013·3 cites·11 claims
- 4982US8428502B2Belt-type fixing device and image forming apparatus using sameTOKUDA TETSUO·Filed 2010·Granted Apr 23, 2013·3 cites·12 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 153 patent records by PatentIndex Score.
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