Inventor · disambiguated record
Masahiro Matsuo
Also filed as: MATSUO MASAHIRO
65 granted patents·18 pending applications·547 citations·filing 1990–2024
99Inventor score
Top patents by PatentIndex Score
83 records- 0196US7221129B2Switching regulator and method for changing output voltages thereofRICOH KK·Filed 2005·Granted May 22, 2007·39 cites·16 claims
- 0295US7685621B2Digital television broadcast signal receiverFUNAI ELECTRIC CO·Filed 2005·Granted Mar 23, 2010·28 cites·6 claims
- 0394US10422110B2Pressure compensation unitKAWASAKI HEAVY IND LTD·Filed 2016·Granted Sep 24, 2019·8 cites·4 claims
- 0492US7166993B2Step-down switching regulatorRICOH KK·Filed 2006·Granted Jan 23, 2007·29 cites·13 claims
- 0590US9329541B2Image forming apparatusKONICA MINOLTA INC·Filed 2015·Granted May 3, 2016·4 cites·9 claims
- 0690US7202644B2DC—DC converting method and apparatusRICOH KK·Filed 2005·Granted Apr 10, 2007·35 cites·21 claims
- 0789US8532560B2Recording sheet de-curling device and image forming apparatus using the sameMIZUNO KYOICHI·Filed 2010·Granted Sep 10, 2013·7 cites·8 claims
- 0888US7567065B2Switching regulator and method for changing output voltages thereofRICOH KK·Filed 2007·Granted Jul 28, 2009·10 cites·15 claims
- 0986US7508458B2Digital television broadcast signal receiverFUNAI ELECTRIC CO·Filed 2005·Granted Mar 24, 2009·10 cites·9 claims
- 1085US10710855B2Hydraulic driving systemKAWASAKI HEAVY IND LTD·Filed 2017·Granted Jul 14, 2020·3 cites·10 claims
- 1185US7541788B2Switching regulator and method for switching output voltage thereofRICOH KK·Filed 2005·Granted Jun 2, 2009·16 cites·13 claims
- 1285US7352160B2Step-down switching regulatorRICOH KK·Filed 2006·Granted Apr 1, 2008·16 cites·5 claims
- 1384US9388912B2Proportional solenoid control valveFUNAKUBO YUKO·Filed 2012·Granted Jul 12, 2016·10 cites·2 claims
- 1481US7937721B2Optical disc apparatus including airflow cooling mechanismHITACHI LG DATA STORAGE INC·Filed 2007·Granted May 3, 2011·5 cites·6 claims
- 1580USRE41304EMethod and apparatus for power supply capable of effectively reducing a power consumptionRICOH KK·Filed 2006·Granted May 4, 2010·14 cites·42 claims
- 1679US6115292AMemory configuration of a composite memory deviceRICOH KK·Filed 1998·Granted Sep 5, 2000·27 cites·8 claims
- 1778US7631192B1Network apparatus for accessing services over a networkFUNAI ELECTRIC CO·Filed 2000·Granted Dec 8, 2009·17 cites·19 claims
- 1877US7498785B2Step-down switching regulatorRICOH KK·Filed 2008·Granted Mar 3, 2009·10 cites·11 claims
- 1977US7220133B2Optical disc apparatusHITACHI LG DATA STORAGE INC·Filed 2006·Granted May 22, 2007·4 cites·8 claims
- 2077US6335883B1Memory configuration of a composite memory deviceRICOH KK·Filed 2000·Granted Jan 1, 2002·15 cites·34 claims
- 2176US6713992B2Method and apparatus for power supply capable of effectively reducing a power consumptionRICOH KK·Filed 2002·Granted Mar 30, 2004·29 cites·39 claims
- 2276US6545916B2Memory configuration of a composite memory deviceRICOH KK·Filed 2001·Granted Apr 8, 2003·14 cites·17 claims
- 2375US10991515B2Solid electrolytic capacitorMURATA MANUFACTURING CO·Filed 2019·Granted Apr 27, 2021·1 cites·12 claims
- 2474US9435448B2Relief valveMATSUO MASAHIRO·Filed 2012·Granted Sep 6, 2016·6 cites·7 claims
- 2574US6104057AElectrically alterable non-volatile semiconductor memory deviceRICOH KK·Filed 1998·Granted Aug 15, 2000·38 cites·6 claims
- 2673US8356546B2Holding control valveKAWASAKI HEAVY IND LTD·Filed 2009·Granted Jan 22, 2013·6 cites·5 claims
- 2770US8095945B2Tray enabling optical unit heat reductionISOSHIMA NOBUYUKI·Filed 2006·Granted Jan 10, 2012·2 cites·12 claims
- 2869US7262588B2Method and apparatus for power supply controlling capable of effectively controlling switching operationsRICOH KK·Filed 2004·Granted Aug 28, 2007·21 cites·45 claims
- 2968US8985551B2Oil immersed solenoidMATSUO MASAHIRO·Filed 2011·Granted Mar 24, 2015·3 cites·7 claims
- 3067US8505581B2Pressure compensated electromagnetic proportional directional flow control valveMATSUO MASAHIRO·Filed 2010·Granted Aug 13, 2013·3 cites·9 claims
- 3163US10754282B2Image forming apparatusKONICA MINOLTA INC·Filed 2019·Granted Aug 25, 2020·0 cites·13 claims
- 3263US6917190B2Power supply apparatus varying an output constant voltage in response to a control signal from a load circuitRICOH KK·Filed 2003·Granted Jul 12, 2005·19 cites·26 claims
- 3362US7501802B2DC-DC converting method and apparatusRICOH KK·Filed 2007·Granted Mar 10, 2009·5 cites·22 claims
- 3461US8505906B2Sheet conveyance device and image forming apparatus using the same deviceKAWACHI KUNIHIRO·Filed 2009·Granted Aug 13, 2013·2 cites·3 claims
- 3561US7069723B2Anti-reaction valve device, and control unit and hydraulically powered system comprising anti-reaction valve deviceKAWASAKI PRECISION MACH KK·Filed 2004·Granted Jul 4, 2006·8 cites·6 claims
- 3661US2025115067A1Fixing apparatus of image forming apparatus and image forming apparatusKONICA MINOLTA INC·Filed 2024·Application pending·0 cites
- 3760US10998139B2Solid electrolytic capacitor element, solid electrolytic capacitor, and manufacturing method of solid electrolytic capacitor elementMURATA MANUFACTURING CO·Filed 2019·Granted May 4, 2021·0 cites·22 claims
- 3860US10248064B2Image forming apparatus for continuously executed printing and control programKONICA MINOLTA INC·Filed 2018·Granted Apr 2, 2019·0 cites·20 claims
- 3960US7570034B2Step-up/down DC-DC converterRICOH KK·Filed 2008·Granted Aug 4, 2009·5 cites·6 claims
- 4059US10705468B2Image forming apparatus, image forming system, control method for image forming apparatus, and programKONICA MINOLTA INC·Filed 2018·Granted Jul 7, 2020·0 cites·15 claims
- 4158US12313996B2Image forming apparatus and image forming methodKONICA MINOLTA INC·Filed 2023·Granted May 27, 2025·0 cites·13 claims
- 4258US2022323951A1Extraction device and test systemKONICA MINOLTA INC·Filed 2022·Application pending·0 cites
- 4357US8892023B2Image forming apparatus with width-wise sheet shifting mechanismKAWANAGO YUSUKE·Filed 2012·Granted Nov 18, 2014·1 cites·4 claims
- 4457US7483312B2Memory configuration of a composite memory deviceRICOH KK·Filed 2003·Granted Jan 27, 2009·5 cites·54 claims
- 4556US7349624B2Digital broadcast receiving and recording apparatusFUNAI ELECTRIC CO·Filed 2003·Granted Mar 25, 2008·2 cites·5 claims
- 4656US7260316B2Digital broadcast/analog broadcast receiving and recording apparatusFUNAI ELECTRIC CO·Filed 2003·Granted Aug 21, 2007·2 cites·4 claims
- 4756US6849206B2Paste for forming thick film, method for manufacturing thereof, and filter apparatusMURATA MANUFACTURING CO·Filed 2001·Granted Feb 1, 2005·5 cites·24 claims
- 4855US10948856B2Image forming apparatus, image forming system, image forming method, and image forming apparatus-specific programKONICA MINOLTA INC·Filed 2018·Granted Mar 16, 2021·0 cites·19 claims
- 4954US7199568B2DC power supply and integrated circuit deviceRICOH KK·Filed 2004·Granted Apr 3, 2007·10 cites·48 claims
- 5054US6142176ARelief valveFiled 1999·Granted Nov 7, 2000·17 cites·18 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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