Inventor · disambiguated record
Katsumi Inukai
Also filed as: INUKAI KATSUMI
75 granted patents·1 pending application·224 citations·filing 1997–2019
98Inventor score
Top patents by PatentIndex Score
76 records- 0191US8503900B2Power supply unit and image forming device having the sameINUKAI KATSUMI·Filed 2009·Granted Aug 6, 2013·12 cites·9 claims
- 0286US8873991B2Power supply system, image forming apparatus having the same, and low-capacity AC processing circuitBROTHER IND LTD·Filed 2012·Granted Oct 28, 2014·6 cites·14 claims
- 0386US7764889B2Image-forming deviceBROTHER IND LTD·Filed 2007·Granted Jul 27, 2010·9 cites·15 claims
- 0485US8385766B2Image forming apparatus and high voltage generating power supply including a power supply disconnectBROTHER IND LTD·Filed 2010·Granted Feb 26, 2013·4 cites·11 claims
- 0585US7809293B2Image forming apparatus and method of checking for disconnections between voltage generating circuits and electrodes thereofBROTHER IND LTD·Filed 2007·Granted Oct 5, 2010·8 cites·16 claims
- 0685US7266318B2Image-forming device that performs transfer condition controlBROTHER IND LTD·Filed 2005·Granted Sep 4, 2007·8 cites·19 claims
- 0783US8958713B2Power supply system and image forming apparatus having power supply systemBROTHER IND LTD·Filed 2014·Granted Feb 17, 2015·5 cites·10 claims
- 0882US9509219B2Power supply system, image forming apparatus having the power supply system, and control method of the power supply systemINUKAI KATSUMI·Filed 2014·Granted Nov 29, 2016·3 cites·13 claims
- 0981US9488944B2Power saving power supply system having a low-capacity power supply circuit for use in an image forming apparatusBROTHER IND LTD·Filed 2012·Granted Nov 8, 2016·6 cites·9 claims
- 1078US9030845B2Power supply system and image forming apparatusINUKAI KATSUMI·Filed 2011·Granted May 12, 2015·4 cites·12 claims
- 1178US7295789B2Heating unit and image formation apparatusBROTHER IND LTD·Filed 2004·Granted Nov 13, 2007·16 cites·22 claims
- 1277US8737851B2Image forming apparatus with abnormal discharge detectionINUKAI KATSUMI·Filed 2011·Granted May 27, 2014·2 cites·5 claims
- 1376US8725023B2Power supply system and image forming apparatus including the sameINUKAI KATSUMI·Filed 2011·Granted May 13, 2014·2 cites·9 claims
- 1476US8538282B2Image forming apparatus and method for controlling chargerINUKAI KATSUMI·Filed 2011·Granted Sep 17, 2013·2 cites·10 claims
- 1576US7620335B2Image forming apparatusBROTHER IND LTD·Filed 2006·Granted Nov 17, 2009·4 cites·16 claims
- 1675US9041942B2Image forming apparatusTAKAHASHI MASAMITSU·Filed 2010·Granted May 26, 2015·2 cites·17 claims
- 1773US7409167B2Image-forming device capable of performing self-diagnosis using inspection cartridge in place of process cartridgeBROTHER IND LTD·Filed 2005·Granted Aug 5, 2008·4 cites·18 claims
- 1871US9118252B2Switching power source, power-supply system and image forming apparatusBROTHER IND LTD·Filed 2013·Granted Aug 25, 2015·3 cites·14 claims
- 1971US7916162B2Light output device and image forming apparatus including the light output deviceBROTHER IND LTD·Filed 2009·Granted Mar 29, 2011·3 cites·12 claims
- 2069US8792798B2Image forming apparatus having a configuration to prevent electric discharge in a cleaning memberINUKAI KATSUMI·Filed 2011·Granted Jul 29, 2014·1 cites·16 claims
- 2168US7336507B2Power supply outputting multiple voltagesBROTHER IND LTD·Filed 2005·Granted Feb 26, 2008·8 cites·19 claims
- 2267US9318964B2Power supply system, image forming apparatus having the same, and control method of the sameBROTHER IND LTD·Filed 2012·Granted Apr 19, 2016·1 cites·27 claims
- 2367US8862004B2Image forming apparatus including chargers and a current detecing unit that detects a sum of currents of the chargersMARUYAMA TSUYOSHI·Filed 2011·Granted Oct 14, 2014·1 cites·12 claims
- 2467US8676067B2Image forming apparatusMARUYAMA TSUYOSHI·Filed 2011·Granted Mar 18, 2014·1 cites·9 claims
- 2566US6963701B2Image forming device with bias applying power source for transfer rollerBROTHER IND LTD·Filed 2003·Granted Nov 8, 2005·9 cites·9 claims
- 2665US8965236B2Power supply system and image forming apparatus having the power supply systemBROTHER IND LTD·Filed 2014·Granted Feb 24, 2015·2 cites·11 claims
- 2764US7764510B2Electronic apparatusBROTHER IND LTD·Filed 2006·Granted Jul 27, 2010·2 cites·10 claims
- 2863US8301044B2Image forming devices including electrification control unitsHAMAYA MASAHITO·Filed 2009·Granted Oct 30, 2012·2 cites·7 claims
- 2963US8180238B2Voltage control in an image forming apparatusINUKAI KATSUMI·Filed 2009·Granted May 15, 2012·2 cites·2 claims
- 3063US6650861B2Electrophotographic image forming apparatusBROTHER IND LTD·Filed 2001·Granted Nov 18, 2003·8 cites·13 claims
- 3162US9268268B2Heating device controlling heating switch to perform switching action based on signalBROTHER IND LTD·Filed 2014·Granted Feb 23, 2016·1 cites·27 claims
- 3260US7362591B2Power supply device and image forming apparatusBROTHER IND LTD·Filed 2006·Granted Apr 22, 2008·5 cites·32 claims
- 3360US6882454B2Multi-beam scannerBROTHER IND LTD·Filed 2004·Granted Apr 19, 2005·6 cites·9 claims
- 3460US5903183AConstant voltage circuit and constant voltage/constant current changeover circuitBROTHER IND LTD·Filed 1997·Granted May 11, 1999·14 cites·20 claims
- 3557US8063584B2Light output device and image forming apparatus including the sameINUKAI KATSUMI·Filed 2009·Granted Nov 22, 2011·1 cites·10 claims
- 3656US9658681B2Power supply system and image forming apparatusBROTHER IND LTD·Filed 2015·Granted May 23, 2017·0 cites·12 claims
- 3756US7689134B2Image forming apparatus having a unit for detecting a contact state with an image forming cartridgeBROTHER IND LTD·Filed 2006·Granted Mar 30, 2010·1 cites·7 claims
- 3854US10718798B2AC voltage detection device, image forming apparatus, and industrial machineBROTHER IND LTD·Filed 2018·Granted Jul 21, 2020·0 cites·22 claims
- 3953US6259073B1Temperature control device for controlling temperature of heat roller used in image forming deviceBROTHER IND LTD·Filed 1999·Granted Jul 10, 2001·21 cites·21 claims
- 4053US6097006AFixing unit for use in image forming deviceBROTHER IND LTD·Filed 1998·Granted Aug 1, 2000·19 cites·21 claims
- 4150US8001396B2Feedback control deviceBROTHER IND LTD·Filed 2008·Granted Aug 16, 2011·2 cites·11 claims
- 4249US7499292B2Power device and power adjusting methodBROTHER IND LTD·Filed 2006·Granted Mar 3, 2009·2 cites·12 claims
- 4348US9214835B2Power supply system, image forming apparatus having the power supply system, and control method of the power supply systemINUKAI KATSUMI·Filed 2014·Granted Dec 15, 2015·0 cites·8 claims
- 4447US8879943B2Power supply system and image forming apparatusBROTHER IND LTD·Filed 2012·Granted Nov 4, 2014·0 cites·10 claims
- 4547US8611778B2Power supply system and image forming apparatusINUKAI KATSUMI·Filed 2011·Granted Dec 17, 2013·0 cites·10 claims
- 4647US8559841B2Multiple-output power supply unit including voltage generation circuits for applying voltages to loads and image forming apparatus having the power supply unitINUKAI KATSUMI·Filed 2010·Granted Oct 15, 2013·0 cites·10 claims
- 4746US9209621B2Power supply systemINUKAI KATSUMI·Filed 2014·Granted Dec 8, 2015·0 cites·7 claims
- 4846US8903261B2Heating apparatus and image forming apparatus having the sameMARUYAMA TSUYOSHI·Filed 2012·Granted Dec 2, 2014·0 cites·40 claims
- 4946US7877035B2Electronic device and image forming apparatusBROTHER IND LTD·Filed 2006·Granted Jan 25, 2011·0 cites·3 claims
- 5045US10268151B2Image forming apparatus having photoconductor and method of controlling the sameBROTHER IND LTD·Filed 2018·Granted Apr 23, 2019·0 cites·20 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →