Inventor · disambiguated record
Kazuhito Kishi
Also filed as: KISHI KAZUHITO
67 granted patents·10 pending applications·1,231 citations·filing 1995–2024
99Inventor score
Top patents by PatentIndex Score
77 records- 0198US7957663B2Heater, fixing unit and image forming apparatusRICOH CO LTD·Filed 2010·Granted Jun 7, 2011·23 cites·17 claims
- 0298US7239821B2Image forming apparatus including a heating unitRICOH KK·Filed 2005·Granted Jul 3, 2007·38 cites·14 claims
- 0398US6542705B2Electrophotographic heating apparatus, system, and methodRICOH KK·Filed 2001·Granted Apr 1, 2003·143 cites·81 claims
- 0497US7885569B2Heater, fixing unit and image forming apparatus operable with a main and auxiliary power supply unitRICOH CO LTD·Filed 2009·Granted Feb 8, 2011·26 cites·28 claims
- 0597US7565087B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2008·Granted Jul 21, 2009·32 cites·11 claims
- 0697US7551869B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Jun 23, 2009·31 cites·21 claims
- 0797US7496309B2Image forming apparatus with auxiliary power sourceRICOH KK·Filed 2007·Granted Feb 24, 2009·26 cites·14 claims
- 0897US7373094B2Fixing unit having a plurality of heaters, image forming apparatus and method of determining temperature detecting position of temperature sensorRICOH KK·Filed 2006·Granted May 13, 2008·27 cites·19 claims
- 0997US7366432B2Fixing device for fixing an image, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Apr 29, 2008·30 cites·18 claims
- 1097US7343113B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Mar 11, 2008·35 cites·22 claims
- 1197US7333743B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Feb 19, 2008·37 cites·20 claims
- 1297US7308216B2Image forming apparatus and method to supply power to a fixing deviceRICOH KK·Filed 2005·Granted Dec 11, 2007·38 cites·21 claims
- 1397US7212758B2Image-forming apparatusRICOH KK·Filed 2006·Granted May 1, 2007·27 cites·3 claims
- 1497US7209675B2Image forming apparatusRICOH KK·Filed 2005·Granted Apr 24, 2007·36 cites·3 claims
- 1596US9122212B2Fixing device and image forming apparatus including sameFUJIMOTO IPPEI·Filed 2014·Granted Sep 1, 2015·16 cites·6 claims
- 1696US7515845B2Method for supplying power, and fixing and image forming apparatusesRICOH KK·Filed 2005·Granted Apr 7, 2009·26 cites·10 claims
- 1796US7356270B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Apr 8, 2008·27 cites·21 claims
- 1896US7054570B2Image-forming apparatusRICOH KK·Filed 2004·Granted May 30, 2006·59 cites·27 claims
- 1995US7609988B2Heater, fixing unit and image forming apparatus having power supplied from chargeable auxiliary power supplying unit varied per unit timeRICOH KK·Filed 2004·Granted Oct 27, 2009·38 cites·30 claims
- 2094US9069302B2Fixing device and image forming apparatus including sameSAMEI MASAHIRO·Filed 2014·Granted Jun 30, 2015·11 cites·9 claims
- 2194US7130555B2Fixing unit having a plurality of heaters, image forming apparatus and method of determining temperature detecting position of temperature sensorRICOH KK·Filed 2004·Granted Oct 31, 2006·41 cites·36 claims
- 2294US7116923B2Fuser provided with auxiliary power supply device to operate with varying powerRICOH KK·Filed 2004·Granted Oct 3, 2006·47 cites·13 claims
- 2394US7010255B2Fixing device having a heating member and image forming apparatus including the sameRICOH KK·Filed 2003·Granted Mar 7, 2006·50 cites·12 claims
- 2494US7002112B2Heating apparatus for increasing temperature in short period of time with minimum overshootRICOH KK·Filed 2003·Granted Feb 21, 2006·44 cites·30 claims
- 2593US7247816B2Heating apparatus, fixing apparatus, and image forming apparatusRICOH KK·Filed 2005·Granted Jul 24, 2007·13 cites·6 claims
- 2693US7212759B2Heating device, fixing device and image forming apparatusRICOH KK·Filed 2004·Granted May 1, 2007·36 cites·15 claims
- 2793US6144832ANo wrinkling sheet feeding apparatus, a fixing apparatus and an image forming apparatusRICOH KK·Filed 1998·Granted Nov 7, 2000·60 cites·34 claims
- 2892US5854465AThermal fixing device for an image forming apparatusRICOH KK·Filed 1995·Granted Dec 29, 1998·57 cites·94 claims
- 2991US11493392B2Sensor sheet, robot hand, and gloveKONDOH HITOSHI·Filed 2020·Granted Nov 8, 2022·6 cites·9 claims
- 3091US9612556B2Fixing device and image forming apparatusOGINO YASUHIKO·Filed 2016·Granted Apr 4, 2017·5 cites·19 claims
- 3190US10042295B2Fixing device, image forming apparatus, and image forming methodYOSHINAGA HIROSHI·Filed 2016·Granted Aug 7, 2018·4 cites·16 claims
- 3289US7683297B2Electric power supply control device, heating device and fixing deviceRICOH KK·Filed 2006·Granted Mar 23, 2010·11 cites·13 claims
- 3389US7603049B2Image formation apparatus and associated method of storing powerRICOH KK·Filed 2005·Granted Oct 13, 2009·34 cites·11 claims
- 3488US7624288B2System for controlling power supplies of an image formation apparatusRICOH KK·Filed 2006·Granted Nov 24, 2009·12 cites·7 claims
- 3586US8315534B2Image forming device to supply DC power to a load from both a main power supply device and a capacitor supply deviceYANO TETSUYA·Filed 2006·Granted Nov 20, 2012·9 cites·11 claims
- 3685US8023126B2Image forming apparatus with a chargeable capacitorRICOH CO LTD·Filed 2007·Granted Sep 20, 2011·8 cites·14 claims
- 3783US9874839B2Fixing device and image forming apparatusSAWADA KAZUNARI·Filed 2016·Granted Jan 23, 2018·2 cites·21 claims
- 3883US9618886B2NIP formation assembly, fixing device, and image forming apparatusSETO TAKASHI·Filed 2015·Granted Apr 11, 2017·2 cites·34 claims
- 3983US9176440B2Fixing device and image forming apparatusHONDA HARUYUKI·Filed 2014·Granted Nov 3, 2015·3 cites·21 claims
- 4082US9152105B2Fixing device and image forming apparatus incorporating sameKISHI KAZUHITO·Filed 2014·Granted Oct 6, 2015·3 cites·8 claims
- 4181US9618887B2Fixing device and image forming apparatusTAKAGI HIROMASA·Filed 2016·Granted Apr 11, 2017·2 cites·19 claims
- 4280US7196286B2Heating apparatus, auxiliary power supply apparatus, auxiliary power supply system, fixation apparatus, and moving picture formation apparatusRICOH KK·Filed 2003·Granted Mar 27, 2007·21 cites·31 claims
- 4377US9599941B2Heater for heating a fixing rotator of a fixing device and image forming apparatus incorporating the sameYAMAGUCHI YOSHIKI·Filed 2014·Granted Mar 21, 2017·2 cites·18 claims
- 4477US7840153B2Image forming apparatus with a supplemental power supply unitRICOH CO LTD·Filed 2006·Granted Nov 23, 2010·5 cites·20 claims
- 4576US7421224B2Heating device, auxiliary power supplying device, auxiliary power supplying system, fixing device, and image forming apparatusRICOH KK·Filed 2007·Granted Sep 2, 2008·5 cites·8 claims
- 4674US10042297B2Fixing device and image forming apparatus incorporating sameSAWADA KAZUNARI·Filed 2016·Granted Aug 7, 2018·1 cites·12 claims
- 4774US9651905B2Fixing device and image forming apparatusFUJIMOTO IPPEI·Filed 2016·Granted May 16, 2017·1 cites·13 claims
- 4874US7856190B2Heating device, fixing device, method of controlling temperature of heating member, and image forming apparatusRICOH CO LTD·Filed 2008·Granted Dec 21, 2010·4 cites·12 claims
- 4973US9612555B2Fixing device, image forming apparatus, and fixing method for conveying toner imagesYOSHINAGA HIROSHI·Filed 2016·Granted Apr 4, 2017·1 cites·21 claims
- 5073US7546050B2Fixing apparatus including a fixing roller and a pressurization rollerRICOH KK·Filed 2007·Granted Jun 9, 2009·3 cites·3 claims
Showing the top 50 of 77 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →