Inventor · disambiguated record
Takeo Suda
Also filed as: SUDA TAKEO
41 granted patents·2 pending applications·1,254 citations·filing 1994–2007
98Inventor score
Top patents by PatentIndex Score
43 records- 0199US7072602B2Image forming apparatus and image forming unitRICOH KK·Filed 2004·Granted Jul 4, 2006·122 cites·20 claims
- 0296US7162189B2Method and apparatus of image forming and process cartridge included in the apparatusRICOH KK·Filed 2004·Granted Jan 9, 2007·53 cites·43 claims
- 0396US5887224AImage forming device with improved mixing of circulated developer with replensihed tonerRICOH KK·Filed 1997·Granted Mar 23, 1999·97 cites·21 claims
- 0495US7463845B2Charging device having a first and second pressure with a cleaning member, and process cartridge and image forming apparatus including the charging deviceRICOH KK·Filed 2005·Granted Dec 9, 2008·20 cites·7 claims
- 0595US6055388AImage forming apparatus and method for obtaining appropriate toner densityRICOH KK·Filed 1998·Granted Apr 25, 2000·83 cites·26 claims
- 0694US7146122B2Image forming apparatus and image forming unitRICOH KK·Filed 2006·Granted Dec 5, 2006·15 cites·6 claims
- 0794US5532795AMethod of and system for cleaning roller membersRICOH KK·Filed 1994·Granted Jul 2, 1996·52 cites·54 claims
- 0893US7826786B2Image forming apparatus, lubricant applying device, transfer device, process cartridge, and tonerRICOH KK·Filed 2005·Granted Nov 2, 2010·17 cites·13 claims
- 0993US6336013B1Image forming apparatus and process cartridge having magnet to prevent toner scatteringRICOH KK·Filed 2000·Granted Jan 1, 2002·47 cites·13 claims
- 1093US6006050AImage forming method and apparatus for controlling amount of supplied toner or agitating timeRICOH KK·Filed 1997·Granted Dec 21, 1999·75 cites·24 claims
- 1192US7542712B2Lubricant applicator, and image forming apparatus and process cartridge using the lubricant applicator, and method for assembling the process cartridgeRICOH KK·Filed 2006·Granted Jun 2, 2009·15 cites·4 claims
- 1291US7136610B2Image 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
- 1391US6807390B2Image forming apparatusRICOH KK·Filed 2003·Granted Oct 19, 2004·37 cites·10 claims
- 1491US6055394AReliable cover switch employing machineRICOH KK·Filed 1999·Granted Apr 25, 2000·52 cites·31 claims
- 1591US5915143AImage forming apparatus and method for automatically adjusting toner density in response to humidity variationsRICOH KK·Filed 1997·Granted Jun 22, 1999·55 cites·27 claims
- 1690US5815767AImage forming apparatusRICOH KK·Filed 1997·Granted Sep 29, 1998·44 cites·30 claims
- 1789US6560414B2Reusable photoreceptor and image forming apparatus using the reusable photoreceptor and method of reusing photoreceptorRICOH KK·Filed 2001·Granted May 6, 2003·39 cites·30 claims
- 1889US6101351AImage forming apparatus having a shutter mechanism for protecting an image bearing memberRICOH KK·Filed 1999·Granted Aug 8, 2000·46 cites·16 claims
- 1989US5678125AImage forming apparatusRICOH KK·Filed 1996·Granted Oct 14, 1997·43 cites·28 claims
- 2088US7817953B2Image recording medium, sheet feeding device, and image forming apparatusRICOH KK·Filed 2007·Granted Oct 19, 2010·11 cites·13 claims
- 2188US7315723B2Method and apparatus for image forming capable of effectively transporting tonerRICOH KK·Filed 2005·Granted Jan 1, 2008·10 cites·91 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
- 2387US7035582B2Image forming apparatus and process cartridge including lubricant applying device that prevents waste of lubricantRICOH KK·Filed 2004·Granted Apr 25, 2006·28 cites·34 claims
- 2487US6256465B1Image forming apparatus and image forming unit thereforRICOH KK·Filed 1999·Granted Jul 3, 2001·40 cites·21 claims
- 2586US6463237B2Image forming apparatus and charge roller thereforRICOH KK·Filed 2001·Granted Oct 8, 2002·26 cites·6 claims
- 2684US7486916B2Method and apparatus of image forming and process cartridge included in the apparatusRICOH KK·Filed 2006·Granted Feb 3, 2009·6 cites·27 claims
- 2784US7391991B2Process cartridge and image forming apparatusRICOH KK·Filed 2005·Granted Jun 24, 2008·10 cites·37 claims
- 2884US7321742B2Image forming apparatus, drum unit, image forming module, and method of insertion and removal of a damper into and from an image carrier drumRICOH KK·Filed 2006·Granted Jan 22, 2008·8 cites·17 claims
- 2978US7027751B2Electrophotographic image forming apparatus having residual toner collectionRICOH KK·Filed 2003·Granted Apr 11, 2006·16 cites·28 claims
- 3077US7010246B2Image forming apparatus, drum unit, image forming module, and method of insertion and removal of a damper into and from an image carrier drumRICOH KK·Filed 2003·Granted Mar 7, 2006·13 cites·14 claims
- 3176US6889023B2Charging device, process cartridge and image forming deviceRICOH KK·Filed 2002·Granted May 3, 2005·17 cites·36 claims
- 3274US6763208B2Photoreceptor regenerating apparatus and image forming apparatus using regenerated photoreceptor and method of regenerating photoreceptorRICOH KK·Filed 2002·Granted Jul 13, 2004·15 cites·19 claims
- 3372US7209698B2Method and apparatus for image forming capable of using minuscule spherical particles of toner, a process cartridge in use for the apparatus and a toner used in the image forming for obtaining an image with a high thin line reproducibilityRICOH KK·Filed 2004·Granted Apr 24, 2007·13 cites·58 claims
- 3470US7496323B2Lubricant applying unit, process cartridge, and image forming apparatusRICOH KK·Filed 2004·Granted Feb 24, 2009·11 cites·12 claims
- 3569US6097914AImage bearing member and method of manufacturing the member and image forming apparatus using the memberRICOH KK·Filed 1998·Granted Aug 1, 2000·23 cites·26 claims
- 3667US7065317B2Reinforced cleaning member, and process cartridge and image forming apparatus using sameRICOH KK·Filed 2003·Granted Jun 20, 2006·7 cites·29 claims
- 3766USD418862SToner cartridgeRICOH COMPANY INC·Filed 1998·Granted Jan 11, 2000·13 cites·1 claims
- 3865US7548712B2Image forming apparatus, drum unit, image forming module, and method of insertion and removal of a damper into and from an image carrier drumRICOH KK·Filed 2007·Granted Jun 16, 2009·2 cites·39 claims
- 3962US7444097B2Air-conditioned electrophotographic image forming apparatusRICOH KK·Filed 2003·Granted Oct 28, 2008·8 cites·25 claims
- 4060US7352989B2Reinforced cleaning member, and process cartridge and image forming apparatus using sameRICOH KK·Filed 2007·Granted Apr 1, 2008·1 cites·23 claims
- 4149US7218887B2Reinforced cleaning member and process cartridge and image forming apparatus using sameRICOH KK·Filed 2006·Granted May 15, 2007·0 cites·18 claims
- 4238US2008236736A1Image Forming Apparatus, Image Forming System, Paper Feeding Apparatus, Image Recording Medium, And Method Of Manufacturing Image Recording MediumNAKAMURA REKI·Filed 2007·Application pending·0 cites
- 4333US2003180071A1Image formation apparatusFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →