Inventor · disambiguated record
Narihito Kojima
Also filed as: KOJIMA NARIHITO
36 granted patents·1 pending application·1,928 citations·filing 1986–2008
98Inventor score
Files withRICOH KK36
Top patents by PatentIndex Score
37 records- 0198US6432596B2Electrophotographic photoreceptor and image forming method and apparatus using the photoreceptorRICOH KK·Filed 2001·Granted Aug 13, 2002·102 cites·30 claims
- 0298US6326112B1Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the photoreceptorRICOH KK·Filed 2000·Granted Dec 4, 2001·117 cites·18 claims
- 0398US6030733AElectrophotographic photoconductor with water vapor permeabilityRICOH KK·Filed 1999·Granted Feb 29, 2000·133 cites·2 claims
- 0498US5871876AElectrophotographic photoconductorRICOH KK·Filed 1997·Granted Feb 16, 1999·157 cites·11 claims
- 0597US6641964B2Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptorRICOH KK·Filed 2001·Granted Nov 4, 2003·80 cites·24 claims
- 0697US6562529B1Electrophotographic drum-shaped photoconductor and image forming method and apparatus using the sameRICOH KK·Filed 2000·Granted May 13, 2003·85 cites·12 claims
- 0797US6151468AElectrophotographic photoconductorRICOH KK·Filed 1999·Granted Nov 21, 2000·105 cites·2 claims
- 0897US6060205AImage forming apparatusRICOH KK·Filed 1999·Granted May 9, 2000·120 cites·61 claims
- 0996US6576388B2Multilayer electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using the photoreceptorRICOH KK·Filed 2001·Granted Jun 10, 2003·68 cites·24 claims
- 1096US6558862B2Electrophotographic photoreceptor and image forming apparatus using the photoreceptorRICOH KK·Filed 2001·Granted May 6, 2003·70 cites·30 claims
- 1195US6363237B1Unit for imparting lubricity to electrophotographic photoconductor, electrophotographic image formation apparatus including the unit, and image formation method using the apparatusRICOH KK·Filed 1999·Granted Mar 26, 2002·81 cites·20 claims
- 1294US7341814B2Electrophotographic photoconductor, preparation method thereof, electrophotographic apparatus and process cartridgeRICOH KK·Filed 2005·Granted Mar 11, 2008·19 cites·26 claims
- 1394US6521386B1Electrophotographic photoreceptor and electrophotographic image forming method and apparatus using the photoreceptorRICOH KK·Filed 2000·Granted Feb 18, 2003·60 cites·18 claims
- 1494US6160977AImage forming apparatus and device for applying a lubricant to an imageRICOH KK·Filed 1999·Granted Dec 12, 2000·72 cites·19 claims
- 1594US5008172AElectrophotographic photoconductorRICOH KK·Filed 1989·Granted Apr 16, 1991·52 cites·14 claims
- 1693US6686114B2Electrophotographic image forming method and apparatusRICOH KK·Filed 2002·Granted Feb 3, 2004·47 cites·23 claims
- 1793US5080947AInformation recording mediumRICOH KK·Filed 1990·Granted Jan 14, 1992·61 cites·17 claims
- 1892US6844124B2Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptorRICOH KK·Filed 2003·Granted Jan 18, 2005·31 cites·9 claims
- 1992US6118964AMulti-functional contact-type charging unit and image transfer unitRICOH KK·Filed 1998·Granted Sep 12, 2000·56 cites·12 claims
- 2092US6014532AImage forming apparatusRICOH KK·Filed 1998·Granted Jan 11, 2000·59 cites·6 claims
- 2191US5147751AElectrophotographic photoconductor and electrophotographic copying process and apparatus using the photoconductorRICOH KK·Filed 1991·Granted Sep 15, 1992·47 cites·9 claims
- 2289US5059502AElectrophotographic photoconductorRICOH KK·Filed 1989·Granted Oct 22, 1991·32 cites·24 claims
- 2388US4957839AElectrophotographic photoconductor having a silicone resin charge retention layerRICOH KK·Filed 1988·Granted Sep 18, 1990·36 cites·11 claims
- 2486US5525447AElectrophotographic photoconductorRICOH KK·Filed 1994·Granted Jun 11, 1996·31 cites·6 claims
- 2585US6706459B2Electrophotographic drum-shaped photoconductor and image forming method and apparatus using the sameRICOH KK·Filed 2003·Granted Mar 16, 2004·22 cites·18 claims
- 2683US5656406AElectrophotographic photoconductor with amorphous carbon overlayerRICOH KK·Filed 1995·Granted Aug 12, 1997·33 cites·2 claims
- 2782US5870657ACharging apparatus for photoconductor with ozone adsorption featuresRICOH KK·Filed 1996·Granted Feb 9, 1999·30 cites·15 claims
- 2880US5840455AElectrophotographic photoconductorRICOH KK·Filed 1996·Granted Nov 24, 1998·30 cites·18 claims
- 2979US5452061AImage formation apparatusRICOH KK·Filed 1993·Granted Sep 19, 1995·25 cites·4 claims
- 3078US5390015ACarrier removal in an electrophotographic image formation methodRICOH KK·Filed 1993·Granted Feb 14, 1995·24 cites·8 claims
- 3177US5264903ACleaning unit with a cleaning member made of activated carbon fibersRICOH KK·Filed 1991·Granted Nov 23, 1993·21 cites·5 claims
- 3268US7153621B2Electrophotographic photoreceptor and image forming apparatus using the photoreceptorRICOH KK·Filed 2005·Granted Dec 26, 2006·2 cites·33 claims
- 3366US7482104B2Toner, developer, toner container and latent electrostatic image carrier, and process cartridge, image forming method, and image forming apparatus using the sameRICOH KK·Filed 2008·Granted Jan 27, 2009·2 cites·14 claims
- 3451US5540815AMethod of recycling an image carrying medium and an image separating member thereforRICOH KK·Filed 1994·Granted Jul 30, 1996·12 cites·13 claims
- 3545US7386256B2Toner, developer, toner container and latent electrostatic image carrier, and process cartridge, image forming method, and image forming apparatus using the sameRICOH KK·Filed 2004·Granted Jun 10, 2008·2 cites·11 claims
- 3637US4702979AMethod of forming imageRICOH KK·Filed 1986·Granted Oct 27, 1987·4 cites·14 claims
- 3737US2003152854A1Electrophotographic photoreceptor and image forming apparatus using the photoreceptorFiled 2003·Application pending·0 cites
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