Inventor · disambiguated record
Fumihito Itoh
Also filed as: ITOH FUMIHITO
23 granted patents·339 citations·filing 1995–2014
95Inventor score
Top patents by PatentIndex Score
23 records- 0195US6859634B2Toner refilling device and developing device using the same for an image forming apparatusRICOH KK·Filed 2003·Granted Feb 22, 2005·65 cites·3 claims
- 0294US5950062AToner sorting device for separating reusable toner from used toner and image forming apparatus using the same deviceRICOH KK·Filed 1998·Granted Sep 7, 1999·84 cites·66 claims
- 0393US5950055APowder pump and image forming apparatus having the powder pump and method thereforRICOH KK·Filed 1998·Granted Sep 7, 1999·95 cites·24 claims
- 0487US9098049B2Cleaning device, process cartridge incorporating same, and image forming apparatus incorporating sameASAOKA AKIRA·Filed 2014·Granted Aug 4, 2015·4 cites·20 claims
- 0584US5596395AImage forming apparatus and its control system having a single device for moving a charging member and a transfer memberRICOH KK·Filed 1995·Granted Jan 21, 1997·38 cites·9 claims
- 0682US7953363B2Lubricant applicator and image forming apparatus including sameRICOH CO LTD·Filed 2009·Granted May 31, 2011·11 cites·19 claims
- 0778US8204423B2Cleaning device with accumulation prevention, process cartridge, and image forming apparatus including sameHATORI SATOSHI·Filed 2009·Granted Jun 19, 2012·5 cites·3 claims
- 0878US6577842B2Image forming method and apparatus with toner recycling unitRICOH KK·Filed 2001·Granted Jun 10, 2003·18 cites·20 claims
- 0975US7587152B2Powder transport device and image forming systemRICOH KK·Filed 2007·Granted Sep 8, 2009·4 cites·20 claims
- 1073US7463853B2Particle supply apparatus, imaging apparatus, and monitoring systemRICOH KK·Filed 2007·Granted Dec 9, 2008·3 cites·37 claims
- 1170US8369770B2Collection container, cleaning unit, and image forming apparatus capable of collecting waste toner efficientlyRICOH CO LTD·Filed 2009·Granted Feb 5, 2013·3 cites·15 claims
- 1270US8041280B2Lubricant applying device, process cartridge, and image forming apparatusRICOH CO LTD·Filed 2009·Granted Oct 18, 2011·3 cites·10 claims
- 1368US8655254B2Lubricant applicator, image forming apparatus, and method of mounting lubricant applicatorARAI YUJI·Filed 2010·Granted Feb 18, 2014·1 cites·18 claims
- 1466US9360826B2Lubrication device and image forming apparatus incorporating sameSAITO TOMOHIKO·Filed 2014·Granted Jun 7, 2016·1 cites·17 claims
- 1565US9158266B2Waste toner conveying device and image forming apparatus using the sameSATOH ATSUSHI·Filed 2013·Granted Oct 13, 2015·1 cites·16 claims
- 1664US8565661B2Cleaning device including cleaning mechanism having noise reduction mechanism and image forming apparatus incorporating sameOKAMOTO MICHIYA·Filed 2009·Granted Oct 22, 2013·2 cites·19 claims
- 1758US7773918B2Imaging apparatus having particle supply and collection apparatus arranged outside imaging apparatusRICOH KK·Filed 2009·Granted Aug 10, 2010·1 cites·20 claims
- 1848US8090293B2Process cartridge and image forming apparatus employing sameARAI YUJI·Filed 2009·Granted Jan 3, 2012·0 cites·13 claims
- 1948US7489892B2Particle supply apparatus and imaging apparatus having a gas spouting unit for fluidizing the particlesRICOH KK·Filed 2007·Granted Feb 10, 2009·0 cites·14 claims
- 2045US8391732B2Image forming deviceHONJOH KENJI·Filed 2010·Granted Mar 5, 2013·0 cites·7 claims
- 2144US7826778B2Powder supplying device and image forming deviceRICOH KK·Filed 2007·Granted Nov 2, 2010·0 cites·20 claims
- 2242US7869746B2Image forming device, powder supply device, and powder storage unit including a gas supplying unitRICOH CO LTD·Filed 2007·Granted Jan 11, 2011·0 cites·16 claims
- 2335US9152073B2Charging device, image forming apparatus, and charging unitORIKASA TAKAMICHI·Filed 2013·Granted Oct 6, 2015·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →