Inventor · disambiguated record
Tetsuo Tokuda
Also filed as: TOKUDA TETSUO
66 granted patents·2 pending applications·167 citations·filing 2002–2025
98Inventor score
Top patents by PatentIndex Score
68 records- 0196US8588670B2Fixing device having a reflector and image forming apparatus incorporating sameSHIMOKAWA TOSHIHIKO·Filed 2011·Granted Nov 19, 2013·17 cites·8 claims
- 0294US8725038B2Belt assembly, fixing device, and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2011·Granted May 13, 2014·10 cites·18 claims
- 0394US8364052B2Fixing device and image forming apparatus incorporating sameRICOH CO LTD·Filed 2010·Granted Jan 29, 2013·10 cites·7 claims
- 0493US8630572B2Fixing device and image forming apparatus including sameFUJIMOTO IPPEI·Filed 2011·Granted Jan 14, 2014·9 cites·10 claims
- 0593US8447220B2Fixing device and image forming apparatus including sameYAMAGUCHI YOSHIKI·Filed 2011·Granted May 21, 2013·8 cites·12 claims
- 0692US9116494B2Fixing device having a fuser pad of varying thickness and image forming apparatus incorporating sameTOKUDA TETSUO·Filed 2013·Granted Aug 25, 2015·8 cites·17 claims
- 0792US8498561B2Fixing 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
- 0891US8682192B2Image forming apparatusIKEBUCHI YUTAKA·Filed 2011·Granted Mar 25, 2014·6 cites·7 claims
- 0991US8311469B2Fixing device and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2010·Granted Nov 13, 2012·7 cites·8 claims
- 1089US8655211B2Fixing device and image forming apparatus incorporating sameFUJIMOTO IPPEI·Filed 2011·Granted Feb 18, 2014·5 cites·16 claims
- 1187US8437675B2Fixing 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
- 1286US9817345B2Fixing device, image forming apparatus, and method of controlling fixing deviceYAMANO MOTOYOSHI·Filed 2016·Granted Nov 14, 2017·3 cites·8 claims
- 1386US8676101B2Fixing device having metal pipe with rough section and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2010·Granted Mar 18, 2014·4 cites·7 claims
- 1486US8401448B2Fixing device and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2010·Granted Mar 19, 2013·4 cites·19 claims
- 1585US8655246B2Fixing device and image forming apparatus incorporating sameTOKUDA TETSUO·Filed 2011·Granted Feb 18, 2014·4 cites·17 claims
- 1682US10191423B2Image forming apparatus including a fixing deviceSUGIYAMA Ryohhei·Filed 2017·Granted Jan 29, 2019·2 cites·18 claims
- 1782US8903296B2Fixing device and image forming apparatus incorporating sameSHIMOKAWA TOSHIHIKO·Filed 2011·Granted Dec 2, 2014·3 cites·8 claims
- 1882US8682218B2Fixing device and image forming apparatus incorporating sameYAMAGUCHI YOSHIKI·Filed 2011·Granted Mar 25, 2014·3 cites·8 claims
- 1982US8655244B2Fixing device and image forming apparatus incorporating sameHASEGAWA KENICHI·Filed 2010·Granted Feb 18, 2014·3 cites·13 claims
- 2082US8472855B2Fixing device and image forming apparatus incorporating sameSHINSHI AKIRA·Filed 2011·Granted Jun 25, 2013·3 cites·11 claims
- 2182US8428502B2Belt-type fixing device and image forming apparatus using sameTOKUDA TETSUO·Filed 2010·Granted Apr 23, 2013·3 cites·12 claims
- 2281US8583020B2Fixing device and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2011·Granted Nov 12, 2013·3 cites·10 claims
- 2381US8401414B2Fixing device and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2010·Granted Mar 19, 2013·3 cites·16 claims
- 2479US9696672B2Drive transmission unit, fixing device with drive transmission unit, and image forming apparatus having fixing device with drive transmission unitONO HIROSHI·Filed 2016·Granted Jul 4, 2017·2 cites·19 claims
- 2577US9152099B2Fixing device, image forming apparatus, and fixing methodUENO SATOSHI·Filed 2014·Granted Oct 6, 2015·2 cites·14 claims
- 2677US8600276B2Heat conduction unit, fixing device, and image forming apparatusISHII KENJI·Filed 2011·Granted Dec 3, 2013·2 cites·14 claims
- 2776US9557692B2Fixing device and image forming apparatusIMADA TAKAHIRO·Filed 2015·Granted Jan 31, 2017·1 cites·12 claims
- 2876US9383692B2Fixing device and image forming apparatusUENO SATOSHI·Filed 2013·Granted Jul 5, 2016·2 cites·16 claims
- 2976US8615175B2Fixing unit and image forming apparatus including sameIMADA TAKAHIRO·Filed 2011·Granted Dec 24, 2013·2 cites·16 claims
- 3076US8594549B2Image forming apparatus incorporating a fixing device and contact member to reduce fixing member deformationSHIMOKAWA TOSHIHIKO·Filed 2010·Granted Nov 26, 2013·2 cites·16 claims
- 3176US8559839B2Fixing device and image forming apparatus incorporatingHASE TAKAMASA·Filed 2011·Granted Oct 15, 2013·2 cites·12 claims
- 3276US8428501B2Fixing device and image forming apparatus incorporating sameSHINSHI AKIRA·Filed 2010·Granted Apr 23, 2013·2 cites·42 claims
- 3375US8792797B2Fixing device, image forming apparatus, and heater control methodIKEBUCHI YUTAKA·Filed 2012·Granted Jul 29, 2014·2 cites·12 claims
- 3475US8676104B2Fixing device and image forming apparatusYOSHIKAWA MASAAKI·Filed 2011·Granted Mar 18, 2014·2 cites·6 claims
- 3575US8600277B2Fixing device and image forming apparatus incorporating sameYOSHIKAWA MASAAKI·Filed 2011·Granted Dec 3, 2013·2 cites·6 claims
- 3675US8548366B2Fixing device and image forming apparatus incorporating sameTOKUDA TETSUO·Filed 2011·Granted Oct 1, 2013·2 cites·17 claims
- 3773US8843043B2Fixing device and image forming apparatus incorporating sameIWAYA NAOKI·Filed 2010·Granted Sep 23, 2014·2 cites·11 claims
- 3872US9158250B2Fixing device and image forming apparatusIMADA TAKAHIRO·Filed 2012·Granted Oct 13, 2015·1 cites·34 claims
- 3970US8588668B2Fixing device and image forming apparatus incorporating sameISHII KENJI·Filed 2011·Granted Nov 19, 2013·1 cites·9 claims
- 4070US2025341800A1Image forming apparatus, image forming method, and recording mediumURAYAMA TAICHI·Filed 2025·Application pending·0 cites
- 4169US8489008B2Fixing device and image forming apparatus incorporating sameIWAYA NAOKI·Filed 2011·Granted Jul 16, 2013·1 cites·14 claims
- 4268US8953993B2Fixing device and image forming apparatus incorporating sameTOKUDA TETSUO·Filed 2011·Granted Feb 10, 2015·1 cites·33 claims
- 4368US8811874B2Belt device with mechanism capable of minimizing increase of rotation torque of endless belt and fixing device and image forming apparatus incorporating sameSHIMOKAWA TOSHIHIKO·Filed 2012·Granted Aug 19, 2014·1 cites·18 claims
- 4467US8983353B2Fixing apparatus and image forming apparatusYOSHIURA ARINOBU·Filed 2011·Granted Mar 17, 2015·1 cites·21 claims
- 4567US8543025B2Fixing device and image forming apparatus incorporating sameIKEBUCHI YUTAKA·Filed 2011·Granted Sep 24, 2013·1 cites·15 claims
- 4666US8761650B2Fixing device and image forming apparatusTAKAGI HIROMASA·Filed 2011·Granted Jun 24, 2014·1 cites·18 claims
- 4764US10001735B2Fixing device and image forming apparatusIMADA TAKAHIRO·Filed 2016·Granted Jun 19, 2018·0 cites·33 claims
- 4858US11550246B2Image forming apparatusAMITA AKIYASU·Filed 2021·Granted Jan 10, 2023·0 cites·7 claims
- 4955US11150583B2Belt device and image forming apparatus incorporating sameRICOH CO LTD·Filed 2020·Granted Oct 19, 2021·0 cites·11 claims
- 5053US9715201B2Fixing device and image forming apparatus including a rotation load applicatorHASE TAKAMASA·Filed 2016·Granted Jul 25, 2017·0 cites·19 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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