Inventor · disambiguated record
Yoshiki Hozumi
Also filed as: HOZUMI YOSHIKI
41 granted patents·7 pending applications·173 citations·filing 2005–2025
97Inventor score
Top patents by PatentIndex Score
48 records- 0196US7373101B2Method and apparatus for image forming and effectively applying lubricant to an image bearing memberRICOH KK·Filed 2005·Granted May 13, 2008·24 cites·34 claims
- 0295US8682208B2Cleaning device, image forming apparatus including same, and method for mounting sameASAOKA AKIRA·Filed 2011·Granted Mar 25, 2014·15 cites·8 claims
- 0394US9238552B2Belt tracking system, roller assembly, and image forming apparatus including sameHOZUMI YOSHIKI·Filed 2013·Granted Jan 19, 2016·11 cites·12 claims
- 0493US8657104B2Belt positioning system, multi-roller assembly and image forming apparatus employing sameASAOKA AKIRA·Filed 2013·Granted Feb 25, 2014·9 cites·17 claims
- 0593US7711308B2Cleaning device, process cartridge, and image forming apparatusRICOH KK·Filed 2007·Granted May 4, 2010·16 cites·15 claims
- 0692US7376380B2Image forming apparatus, process cartridge, and tonerRICOH COMPANY LIMTED·Filed 2006·Granted May 20, 2008·15 cites·10 claims
- 0791US7899382B2Lubricant supplier, process cartridge including same, and image forming apparatus including sameRICOH CO LTD·Filed 2008·Granted Mar 1, 2011·13 cites·7 claims
- 0890US10496017B2Belt device, intermediate transfer device, and image forming apparatusHOZUMI YOSHIKI·Filed 2018·Granted Dec 3, 2019·4 cites·10 claims
- 0989US7672635B2Method and apparatus for image forming and effectively applying lubricant to an image bearing memberRICOH KK·Filed 2008·Granted Mar 2, 2010·8 cites·18 claims
- 1088US8437657B2Cleaning apparatus and image forming apparatusKIKUCHI HISASHI·Filed 2010·Granted May 7, 2013·5 cites·15 claims
- 1185US8699898B2Apparatus and method for changing a voltage setting for an image forming apparatusKIKUCHI HISASHI·Filed 2011·Granted Apr 15, 2014·4 cites·14 claims
- 1284US7894758B2Image forming apparatus, image forming device charging device and lubricant supplying device constitutionRICOH CO LTD·Filed 2007·Granted Feb 22, 2011·7 cites·12 claims
- 1382US9561912B2Belt tracking system, multi-roller assembly and image forming apparatus employing sameHOZUMI YOSHIKI·Filed 2016·Granted Feb 7, 2017·5 cites·15 claims
- 1482US8699908B2Cleaning device and image forming apparatus including sameKIKUCHI HISASHI·Filed 2011·Granted Apr 15, 2014·3 cites·5 claims
- 1581US9599934B2Image forming apparatus having an angle adjuster for a tiltable support rollerHOZUMI YOSHIKI·Filed 2015·Granted Mar 21, 2017·2 cites·6 claims
- 1680US9145258B2Belt positioning system, multi-roller assembly and image forming apparatus employing sameASAOKA AKIRA·Filed 2013·Granted Sep 29, 2015·2 cites·19 claims
- 1780US8433213B2Cleaning device and image forming apparatusHOZUMI YOSHIKI·Filed 2011·Granted Apr 30, 2013·3 cites·12 claims
- 1879US10955771B2Belt control device and image forming apparatus incorporating sameKUMAGAI NAOHIRO·Filed 2020·Granted Mar 23, 2021·1 cites·7 claims
- 1975US8483605B2Cleaning device and image forming apparatus including sameASAOKA AKIRA·Filed 2011·Granted Jul 9, 2013·2 cites·13 claims
- 2075US2025321526A1Image forming apparatus and image forming methodHOZUMI YOSHIKI·Filed 2025·Application pending·0 cites
- 2174US9260248B2Belt positioning system, multi-roller assembly and image forming apparatus employing sameASAOKA AKIRA·Filed 2015·Granted Feb 16, 2016·1 cites·12 claims
- 2273US9104162B2Conveyor system and image forming apparatus including sameHOZUMI YOSHIKI·Filed 2014·Granted Aug 11, 2015·1 cites·5 claims
- 2373US8548350B2Cleaning device and image forming apparatusHOZUMI YOSHIKI·Filed 2011·Granted Oct 1, 2013·2 cites·10 claims
- 2473US8131199B2Cleaning device for image forming apparatus, and process cartridge having cleaning deviceWATANABE KAZUHIKO·Filed 2009·Granted Mar 6, 2012·4 cites·17 claims
- 2571US10031463B2Belt device, belt control device, and image forming apparatus including sameHOZUMI YOSHIKI·Filed 2017·Granted Jul 24, 2018·1 cites·9 claims
- 2671US9708143B2Belt device and image forming apparatus including sameHOZUMI YOSHIKI·Filed 2015·Granted Jul 18, 2017·1 cites·8 claims
- 2770US9033134B2Belt tracking system, roller assembly, and image forming apparatus including sameHOZUMI YOSHIKI·Filed 2013·Granted May 19, 2015·2 cites·8 claims
- 2870US8731431B2Belt device and image forming apparatus incorporating same having a cleaning device which cleans utilizing different polaritiesSUGIURA KENJI·Filed 2010·Granted May 20, 2014·1 cites·10 claims
- 2970US7949281B2Process cartridge and image forming apparatus for effectively cleaning a charging roller at predetermined intervalsRICOH CO LTD·Filed 2007·Granted May 24, 2011·3 cites·18 claims
- 3064US8275301B2Cleaning device, method of manufacturing the cleaning device, and process unit and image forming apparatus using sameWATANABE KAZUHIKO·Filed 2008·Granted Sep 25, 2012·2 cites·10 claims
- 3163US8944243B2Belt tracking system, multi-roller assembly and image forming apparatus employing sameHOZUMI YOSHIKI·Filed 2013·Granted Feb 3, 2015·3 cites·14 claims
- 3262US7974565B2Cleaning device for image forming apparatus and process cartridge provided therewithRICOH CO LTD·Filed 2009·Granted Jul 5, 2011·2 cites·18 claims
- 3360US9499361B2Belt conveyor unit and image forming apparatus including sameIWAYA NAOKI·Filed 2014·Granted Nov 22, 2016·1 cites·9 claims
- 3460US8948647B2Belt device and image forming apparatus incorporating same having a cleaning device which cleans utilizing different polaritiesSUGIURA KENJI·Filed 2014·Granted Feb 3, 2015·0 cites·9 claims
- 3559US9376257B2Belt tracking system, multi-roller assembly and image forming apparatus employing sameHOZUMI YOSHIKI·Filed 2013·Granted Jun 28, 2016·0 cites·15 claims
- 3656US11112734B2Belt device, belt regulator, roller unit, and image forming apparatusKUMAGAI NAOHIRO·Filed 2020·Granted Sep 7, 2021·0 cites·10 claims
- 3756US9417565B2Conveyor system and image forming apparatus including sameRICOH CO LTD·Filed 2015·Granted Aug 16, 2016·0 cites·3 claims
- 3854US10175614B2Belt device, transfer device, and image forming apparatusHOZUMI YOSHIKI·Filed 2017·Granted Jan 8, 2019·0 cites·10 claims
- 3954US2024402627A1Image forming apparatusHOZUMI YOSHIKI·Filed 2024·Application pending·0 cites
- 4049US9541881B2Recording medium conveying device with a separation support roller and image forming apparatus incorporating the sameHOZUMI YOSHIKI·Filed 2015·Granted Jan 10, 2017·0 cites·7 claims
- 4148US9250575B2Belt assembly and image forming apparatus including sameHOZUMI YOSHIKI·Filed 2014·Granted Feb 2, 2016·0 cites·5 claims
- 4243US2015117896A1Cleaning blade and image forming apparatus including sameSUGIMOTO NAOMI·Filed 2014·Application pending·0 cites
- 4342US2013315617A1Image forming apparatusSUGIURA KENJI·Filed 2013·Application pending·0 cites
- 4438US2007003336A1Image forming apparatus including a cleaning mechanism capable of efficiently removing residual tonerRICOH KK·Filed 2006·Application pending·0 cites
- 4538US2020241450A1Belt device, transfer device, and image forming apparatusHOZUMI YOSHIKI·Filed 2020·Application pending·0 cites
- 4634US9291952B2Belt assembly and image forming apparatus including sameHOZUMI YOSHIKI·Filed 2015·Granted Mar 22, 2016·0 cites·9 claims
- 4734US2011085834A1Cleaning device and image forming apparatus incorporating sameNARUSE OSAMU·Filed 2010·Application pending·0 cites
- 4833US8600256B2Cleaning device and image forming apparatus including sameSAKAKIBARA YUU·Filed 2011·Granted Dec 3, 2013·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →