Inventor · disambiguated record
Mugijiroh Uno
Also filed as: UNO MUGIJIROH
21 granted patents·986 citations·filing 1994–2006
97Inventor score
Files withRICOH KK21
Top patents by PatentIndex Score
21 records- 0197US7272354B2Cleaning unit and image forming apparatus having multiple cleaning bladesRICOH KK·Filed 2006·Granted Sep 18, 2007·27 cites·46 claims
- 0296US5617191AToner conveyor roller and image forming apparatus having the sameRICOH KK·Filed 1995·Granted Apr 1, 1997·84 cites·11 claims
- 0395US6033818ADeveloping device for an image forming apparatusRICOH KK·Filed 1998·Granted Mar 7, 2000·53 cites·9 claims
- 0495US5845183ADeveloping device for an image forming apparatusRICOH KK·Filed 1997·Granted Dec 1, 1998·52 cites·9 claims
- 0595US5708942ADeveloping device for an image forming apparatusRICOH KK·Filed 1996·Granted Jan 13, 1998·53 cites·4 claims
- 0695US5625441ADeveloping device for an image forming apparatusRICOH KK·Filed 1996·Granted Apr 29, 1997·54 cites·9 claims
- 0794US5826144ADeveloping device for an electrophotographic recording apparatus including bias control of a toner supplying rollerRICOH KK·Filed 1996·Granted Oct 20, 1998·68 cites·7 claims
- 0894US5489747ADeveloping device for an image forming apparatusRICOH KK·Filed 1995·Granted Feb 6, 1996·73 cites·3 claims
- 0993US5697026ADeveloping device having the lengths of two toner transporting rollers and an image bearing member in specific relationshipsRICOH KK·Filed 1995·Granted Dec 9, 1997·62 cites·19 claims
- 1093US5625440ADeveloping device having seals between a toner transport roller and the toner hopper which prevent toner leakage and scatteringRICOH KK·Filed 1995·Granted Apr 29, 1997·64 cites·9 claims
- 1192US5768665AImage forming apparatus with bias control to prevent undesirable toner depositionRICOH KK·Filed 1996·Granted Jun 16, 1998·58 cites·14 claims
- 1291US5879752AMethod of coating a toner conveyor rollerRICOH KK·Filed 1996·Granted Mar 9, 1999·62 cites·18 claims
- 1391US5625438AToner, and devices for electrostatically depositing a uniform application thereofRICOH KK·Filed 1995·Granted Apr 29, 1997·40 cites·8 claims
- 1491US5486909ADeveloping device for an image forming apparatusRICOH KK·Filed 1995·Granted Jan 23, 1996·56 cites·2 claims
- 1590US5552870ADeveloping device for an image forming apparatusRICOH KK·Filed 1994·Granted Sep 3, 1996·39 cites·17 claims
- 1689US7110696B2Cleaning unit, process cartridge, and image forming apparatusRICOH KK·Filed 2003·Granted Sep 19, 2006·27 cites·47 claims
- 1789US5897243AElectrophotographic recording apparatus configured to switch a bias voltage in a developing unitRICOH KK·Filed 1996·Granted Apr 27, 1999·49 cites·18 claims
- 1877US6022660ADeveloper, process cartridge and electrophotographic image forming apparatus that employs the developer and process cartridgeRICOH KK·Filed 1998·Granted Feb 8, 2000·25 cites·21 claims
- 1970US6512901B2Method and apparatus for image forming capable of preventing a contamination of a brush-roller chargerRICOH KK·Filed 2001·Granted Jan 28, 2003·11 cites·25 claims
- 2069US5610693ADeveloping device for an image forming apparatusRICOH KK·Filed 1994·Granted Mar 11, 1997·16 cites·35 claims
- 2162US5617190ADeveloping device for an image forming apparatus which reduces toner consumption and wasteRICOH KK·Filed 1994·Granted Apr 1, 1997·13 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →