Inventor · disambiguated record
Shuuichi Nakagawa
Also filed as: NAKAGAWA SHUUICHI
13 granted patents·5 pending applications·58 citations·filing 1994–2012
89Inventor score
Top patents by PatentIndex Score
18 records- 0184US8526864B2Image developer, process cartridge, and image forming apparatusNAKAGAWA SHUUICHI·Filed 2011·Granted Sep 3, 2013·6 cites·11 claims
- 0284US7676184B2Developing apparatusRICOH KK·Filed 2007·Granted Mar 9, 2010·8 cites·12 claims
- 0383US7865118B2Developing device for image forming apparatus and process cartridge having the sameRICOH CO LTD·Filed 2009·Granted Jan 4, 2011·7 cites·11 claims
- 0483US7831182B2Developing device, image forming apparatus, and development error detecting methodRICOH KK·Filed 2008·Granted Nov 9, 2010·7 cites·18 claims
- 0571US8329080B2Conductive composition, electrophotographic belt, image forming apparatus, and method of manufacturing conductive compositionMATSUSHITA MAKOTO·Filed 2011·Granted Dec 11, 2012·1 cites·20 claims
- 0669US7835652B2Image developing method, image developing device, and image forming deviceRICOH CO LTD·Filed 2008·Granted Nov 16, 2010·3 cites·20 claims
- 0763US7945195B2Developing device having developer regulating member, and image forming apparatus using developing deviceRICOH CO LTD·Filed 2007·Granted May 17, 2011·2 cites·8 claims
- 0860US7890033B2Developing device, process unit, and image forming apparatus which prevents ingrass of the developing agent in the vicinity of the developing memberRICOH CO LTD·Filed 2007·Granted Feb 15, 2011·2 cites·12 claims
- 0955US7680443B2Developing device including an advance impeding member and an image forming apparatus using the sameRICOH KK·Filed 2007·Granted Mar 16, 2010·1 cites·18 claims
- 1050US5471517ASubscriber system testing methodFUJITSU LTD·Filed 1994·Granted Nov 28, 1995·21 cites·11 claims
- 1142US8346150B2Fixing device, image forming apparatus, and image forming methodRICOH CO LTD·Filed 2010·Granted Jan 1, 2013·0 cites·16 claims
- 1242US8185025B2Device for developing an electrostatic latent image, and process cartridge and image forming apparatus including the sameYAMADA SHINTARO·Filed 2009·Granted May 22, 2012·0 cites·11 claims
- 1342US2009297976A1Toner kit, image formation method and image forming apparatusYAMAMOTO ATSUSHI·Filed 2009·Application pending·0 cites
- 1439US8295755B2Gloss application sheet for applying a uniformed gloss to a toner image on a recording mediumSHONO HIDEKAZU·Filed 2010·Granted Oct 23, 2012·0 cites·17 claims
- 1538US2012237270A1Developing rollerJURI KEIICHIRO·Filed 2012·Application pending·0 cites
- 1634US2008101823A1Developing device, process cartridge and image forming apparatusKATOH HIROAKI·Filed 2007·Application pending·0 cites
- 1734US2013136508A1Developing apparatus, image forming apparatus and process cartridgeNAKAGAWA SHUUICHI·Filed 2012·Application pending·0 cites
- 1832US2006280529A1Image forming method and apparatus for effectively conveying developerNAKAGAWA SHUUICHI·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →