Inventor · disambiguated record
Hidetoshi Yano
Also filed as: YANO HIDETOSHI
74 granted patents·9 pending applications·2,311 citations·filing 1978–2010
99Inventor score
Top patents by PatentIndex Score
83 records- 0199US6366751B1Image forming apparatus including preselected range between charge injection layer and voltage potentialRICOH KK·Filed 2000·Granted Apr 2, 2002·182 cites·57 claims
- 0296US7369807B2Cleaner, and process cartridge and image forming apparatus using the cleanerRICOH KK·Filed 2005·Granted May 6, 2008·25 cites·43 claims
- 0396US5740494AConfigured to enhance toner collecting efficiency and toner redepositing efficiencyRICOH KK·Filed 1996·Granted Apr 14, 1998·91 cites·40 claims
- 0496US5235384AImage forming apparatus with replaceable process unitsRICOH KK·Filed 1990·Granted Aug 10, 1993·72 cites·11 claims
- 0596US4760422ADeveloping device using single component tonerRICOH KK·Filed 1986·Granted Jul 26, 1988·66 cites·10 claims
- 0695US5999773AImage forming apparatus and cleaning method for contact-charging memberRICOH KK·Filed 1998·Granted Dec 7, 1999·92 cites·19 claims
- 0795US5502552ADeveloping device for an image forming apparatusRICOH KK·Filed 1994·Granted Mar 26, 1996·74 cites·14 claims
- 0895US5493365AOperating section for an image forming apparatusRICOH KK·Filed 1994·Granted Feb 20, 1996·64 cites·20 claims
- 0994US7620357B2Image forming apparatus with obtuse-edge cleaning bladeRICOH KK·Filed 2006·Granted Nov 17, 2009·18 cites·17 claims
- 1094US7610008B2Cleaning device, and process unit and image forming apparatus including the cleaning deviceRICOH KK·Filed 2006·Granted Oct 27, 2009·18 cites·20 claims
- 1194US5638159ADeveloping unit for an image forming apparatus and method of collecting bicomponent developer therefromRICOH KK·Filed 1995·Granted Jun 10, 1997·81 cites·8 claims
- 1294US5606408AImage forming apparatus and cleaning device thereforRICOH KK·Filed 1995·Granted Feb 25, 1997·73 cites·35 claims
- 1393US8041281B2Cleaning device, image forming apparatus, and process cartridgeRICOH CO LTD·Filed 2008·Granted Oct 18, 2011·15 cites·19 claims
- 1493US4930438ADeveloping device using a single component developerDEMIZU HIROMI·Filed 1987·Granted Jun 5, 1990·70 cites·26 claims
- 1593US4696255ADeveloping apparatusRICOH KK·Filed 1985·Granted Sep 29, 1987·47 cites·16 claims
- 1691US7995948B2Image forming device having side cover with inclined surfaceBROTHER IND LTD·Filed 2008·Granted Aug 9, 2011·12 cites·14 claims
- 1791US7929897B2Cleaning unit, process cartridge, and image forming apparatus using the sameRICOH CO LTD·Filed 2008·Granted Apr 19, 2011·12 cites·20 claims
- 1890US8019268B2Polarity controlling device, and cleaner and image forming apparatus using the polarity controlling deviceRICOH CO LTD·Filed 2009·Granted Sep 13, 2011·11 cites·14 claims
- 1990US7817954B2Cleaning unit, image carrier unit including same, and image forming apparatus including sameRICOH KK·Filed 2008·Granted Oct 19, 2010·11 cites·13 claims
- 2090US5619316AImage forming apparatusRICOH KK·Filed 1996·Granted Apr 8, 1997·53 cites·5 claims
- 2190US5563493APower source system of portable information processing system using batteryFUJITSU LTD·Filed 1993·Granted Oct 8, 1996·140 cites·42 claims
- 2289US7903995B2Cleaning device, image forming apparatus, and process cartridgeRICOH CO LTD·Filed 2009·Granted Mar 8, 2011·10 cites·17 claims
- 2389US6028755ADC-to-DC converter capable of preventing overvoltagesFUJITSU LTD·Filed 1999·Granted Feb 22, 2000·77 cites·46 claims
- 2489US5765087AColor image forming method and color image forming apparatus practicable therewithRICOH KK·Filed 1996·Granted Jun 9, 1998·51 cites·20 claims
- 2589US5260754ACleaning unit for an image forming apparatusRICOH KK·Filed 1992·Granted Nov 9, 1993·41 cites·7 claims
- 2687US7515867B2Image formation apparatus and sheet conveyance apparatusBROTHER IND LTD·Filed 2005·Granted Apr 7, 2009·9 cites·12 claims
- 2787US5572112APower supply unitFUJITSU LTD·Filed 1995·Granted Nov 5, 1996·51 cites·7 claims
- 2886US7873298B2Cleaning device, process cartridge, and image forming apparatusRICOH CO LTD·Filed 2008·Granted Jan 18, 2011·10 cites·13 claims
- 2984US7184699B2Cleaning blade for image formation apparatusRICOH KK·Filed 2004·Granted Feb 27, 2007·21 cites·12 claims
- 3084US6204648B1DC-to-DC converter capable of preventing overvoltageFUJITSU LTD·Filed 2000·Granted Mar 20, 2001·38 cites·41 claims
- 3184US5801514ACharging-and-discharging control device, a battery pack, and an electronic apparatus with improved charge and discarge controlFUJITSU LTD·Filed 1997·Granted Sep 1, 1998·78 cites·3 claims
- 3283US6727649B1Fluorescent lamp, discharge lamp and liquid crystal backlight device incorporating thisHARISON TOSHIBA LIGHTING CORP·Filed 2000·Granted Apr 27, 2004·22 cites·18 claims
- 3383US6046896ADC-to-DC converter capable of preventing overvoltageFUJITSU LTD·Filed 1996·Granted Apr 4, 2000·45 cites·52 claims
- 3482US5255059AImage forming apparatusRICOH KK·Filed 1992·Granted Oct 19, 1993·27 cites·6 claims
- 3581US7450878B2Image forming apparatus having a process cartridge for receiving power from a power supplying memberBROTHER IND LTD·Filed 2006·Granted Nov 11, 2008·6 cites·8 claims
- 3680US7817926B2Image forming apparatus and optional sheet feeding deviceBROTHER IND LTD·Filed 2005·Granted Oct 19, 2010·6 cites·8 claims
- 3780US7400338B2Image forming apparatus with temperature detectionBROTHER IND LTD·Filed 2005·Granted Jul 15, 2008·6 cites·13 claims
- 3880US6882809B2Image forming device with duct for exhausting heat outside main body caseBROTHER IND LTD·Filed 2003·Granted Apr 19, 2005·19 cites·32 claims
- 3979US7809321B2Cleaning device, process cartridge and image forming apparatusRICOH KK·Filed 2007·Granted Oct 5, 2010·5 cites·19 claims
- 4078US7925181B2Image forming apparatusBROTHER IND LTD·Filed 2008·Granted Apr 12, 2011·5 cites·17 claims
- 4178US5598254ACartridge for replenishing two-ingredient developer to an image forming apparatus and a replenishing device using the sameRICOH KK·Filed 1995·Granted Jan 28, 1997·54 cites·8 claims
- 4277US7708263B2Image forming apparatusBROTHER IND LTD·Filed 2006·Granted May 4, 2010·6 cites·14 claims
- 4375US6940737B2Power supply control methodFUJITSU LTD·Filed 2003·Granted Sep 6, 2005·24 cites·2 claims
- 4475US5610725ACommunication system for managing data of resources of image forming unitRICOH KK·Filed 1995·Granted Mar 11, 1997·44 cites·13 claims
- 4573US8190077B2Cleaning device and image forming apparatusNARUSE OSAMU·Filed 2009·Granted May 29, 2012·4 cites·9 claims
- 4673US7731172B2Transport device and image-formation deviceBROTHER IND LTD·Filed 2006·Granted Jun 8, 2010·4 cites·6 claims
- 4773US6664772B2DC to DC converter producing output voltage exhibiting rise and fall characteristics independent of load thereonFUJITSU LTD·Filed 2001·Granted Dec 16, 2003·19 cites·33 claims
- 4873US6147477ADC to DC converter producing output voltage exhibiting rise and fall characteristics independent of load thereonFUJITSU LTD·Filed 1997·Granted Nov 14, 2000·32 cites·41 claims
- 4973US5717318AStep-down type DC-DC regulatorFUJITSU LTD·Filed 1997·Granted Feb 10, 1998·44 cites·8 claims
- 5072US8405357B2Battery unit, battery system, electronic device, charging control method of battery, and discharging control method of batterySAEKI MITSUO·Filed 2009·Granted Mar 26, 2013·11 cites·11 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →