Inventor · disambiguated record
Atsushi Sampe
Also filed as: SAMPE ATSUSHI
36 granted patents·4 pending applications·757 citations·filing 2001–2010
98Inventor score
Top patents by PatentIndex Score
40 records- 0199US7072602B2Image forming apparatus and image forming unitRICOH KK·Filed 2004·Granted Jul 4, 2006·122 cites·20 claims
- 0297US7272354B2Cleaning unit and image forming apparatus having multiple cleaning bladesRICOH KK·Filed 2006·Granted Sep 18, 2007·27 cites·46 claims
- 0396US7162189B2Method and apparatus of image forming and process cartridge included in the apparatusRICOH KK·Filed 2004·Granted Jan 9, 2007·53 cites·43 claims
- 0495US7266324B2Charging device, and process cartridge and image forming apparatus using the charging deviceRICOH KK·Filed 2006·Granted Sep 4, 2007·18 cites·15 claims
- 0595US7127195B2Image forming apparatus and image transferring unit for use in the sameRICOH KK·Filed 2005·Granted Oct 24, 2006·17 cites·19 claims
- 0694US7460810B2Image forming apparatus having a cleaning roller for a charging roller of the apparatusRICOH KK·Filed 2005·Granted Dec 2, 2008·17 cites·38 claims
- 0794US7146122B2Image forming apparatus and image forming unitRICOH KK·Filed 2006·Granted Dec 5, 2006·15 cites·6 claims
- 0894US7024133B2Image forming apparatus using a user installable process cartridge, a method of arranging the process cartridge, and the process cartridge itselfRICOH KK·Filed 2003·Granted Apr 4, 2006·50 cites·51 claims
- 0993US6996354B2Image forming apparatus and image transferring unit for use in the sameRICOH KK·Filed 2003·Granted Feb 7, 2006·34 cites·28 claims
- 1092US7477862B2Charged device, cleaning device, process cartridge, toner, and image-forming device that uses theseRICOH KK·Filed 2005·Granted Jan 13, 2009·13 cites·15 claims
- 1192US7343132B2Image forming apparatus and process cartridge including sealable lubricating deviceRICOH KK·Filed 2005·Granted Mar 11, 2008·14 cites·20 claims
- 1292US7218877B2Charging device, and process cartridge and image forming apparatus including the charging device using the sameRICOH KK·Filed 2006·Granted May 15, 2007·12 cites·16 claims
- 1391US7305203B2Image forming apparatus including a process cartridge formed with a holeRICOH KK·Filed 2005·Granted Dec 4, 2007·13 cites·7 claims
- 1491US7136610B2Image forming apparatus using installable process cartridge, method of positioning process cartridge, and process cartridge itselfRICOH KK·Filed 2004·Granted Nov 14, 2006·38 cites·18 claims
- 1591US7062194B2Charging device, and process cartridge and image forming apparatus including the charging deviceRICOH KK·Filed 2004·Granted Jun 13, 2006·31 cites·17 claims
- 1690US6873814B2Developing device using a two-ingredient type developer and image forming apparatus including the sameRICOH KK·Filed 2002·Granted Mar 29, 2005·36 cites·18 claims
- 1789US7110696B2Cleaning unit, process cartridge, and image forming apparatusRICOH KK·Filed 2003·Granted Sep 19, 2006·27 cites·47 claims
- 1888US7298991B2Image forming apparatus and image transferring unit for use in the sameRICOH KK·Filed 2006·Granted Nov 20, 2007·7 cites·12 claims
- 1988US7139504B2Charging device, and process cartridge and image forming apparatus using the charging deviceRICOH KK·Filed 2004·Granted Nov 21, 2006·24 cites·15 claims
- 2088US6601991B2Roller device for an image transferring deviceRICOH KK·Filed 2001·Granted Aug 5, 2003·24 cites·18 claims
- 2187US7386257B2Imaging apparatus, and toner and process cartridge used in the imaging apparatusRICOH KK·Filed 2006·Granted Jun 10, 2008·7 cites·3 claims
- 2287US7062207B2Powder transport apparatus and image forming apparatus that can stabilize replenishment of powderRICOH KK·Filed 2004·Granted Jun 13, 2006·26 cites·24 claims
- 2386US7680429B2Charging device including charging roller and cleaning rollerRICOH KK·Filed 2008·Granted Mar 16, 2010·7 cites·19 claims
- 2486US6856774B2Developing device including magnetic member provided on toner-scattering restraining device and image forming apparatus including the developing deviceRICOH KK·Filed 2002·Granted Feb 15, 2005·26 cites·15 claims
- 2585US7433615B2Method of and image forming apparatus for controlling a light exposure conditionRICOH KK·Filed 2005·Granted Oct 7, 2008·9 cites·18 claims
- 2685US7050741B2Imaging apparatus, and toner and process cartridge used in the imaging apparatusRICOH KK·Filed 2004·Granted May 23, 2006·20 cites·16 claims
- 2784US7894758B2Image forming apparatus, image forming device charging device and lubricant supplying device constitutionRICOH CO LTD·Filed 2007·Granted Feb 22, 2011·7 cites·12 claims
- 2884US7486916B2Method and apparatus of image forming and process cartridge included in the apparatusRICOH KK·Filed 2006·Granted Feb 3, 2009·6 cites·27 claims
- 2975US7295796B1Image forming apparatus having a temporary toner holding device and a toner collecting deviceRICOH KK·Filed 2003·Granted Nov 13, 2007·14 cites·37 claims
- 3073US7085528B2Cleaning unit, process cartridge, and image forming apparatusRICOH KK·Filed 2003·Granted Aug 1, 2006·12 cites·34 claims
- 3170US7949281B2Process 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
- 3270US7065316B2Cleaning unit, process cartridge, image forming apparatus, and tonerRICOH KK·Filed 2003·Granted Jun 20, 2006·10 cites·42 claims
- 3365US7130564B2Method and apparatus for image forming capable of removing residual toner without using a toner cleaning system, process cartridge for use in the apparatus and toner used for the image formingRICOH KK·Filed 2004·Granted Oct 31, 2006·8 cites·50 claims
- 3463US7428393B2Developing device, process cartridge, device unit, and image forming apparatus having a sealing memberRICOH KK·Filed 2004·Granted Sep 23, 2008·8 cites·41 claims
- 3553US2010215397A1Image forming apparatusSAMPE ATSUSHI·Filed 2010·Application pending·0 cites
- 3653US2010129113A1Image forming apparatusSAMPE ATSUSHI·Filed 2010·Application pending·0 cites
- 3747US2006008296A1Image forming apparatusSAMPE ATSUSHI·Filed 2005·Application pending·0 cites
- 3843US7400844B2Image forming apparatus and process cartridge with a cleaner for removing toner from an image bearing memberRICOH KK·Filed 2004·Granted Jul 15, 2008·2 cites·35 claims
- 3942US8428479B2Imaging device and image forming apparatusASAOKA AKIRA·Filed 2010·Granted Apr 23, 2013·0 cites·4 claims
- 4039US2007122217A1Image forming apparatus & associated method of applying a lubricantNAGASHIMA HIROYUKI·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →