Inventor · disambiguated record
Hiroshi Maruyama
Also filed as: MARUYAMA HIROSHI
111 granted patents·20 pending applications·2,431 citations·filing 1970–2025
99Inventor score
Top patents by PatentIndex Score
131 records- 0199US10158282B1Switching power supply deviceFUJI ELECTRIC CO LTD·Filed 2018·Granted Dec 18, 2018·27 cites·9 claims
- 0297US5325664ASystem for determining deterioration of catalysts of internal combustion enginesHONDA MOTOR CO LTD·Filed 1992·Granted Jul 5, 1994·141 cites·14 claims
- 0396US6457030B1Systems, methods and computer program products for modifying web content for display via pervasive computing devicesIBM·Filed 1999·Granted Sep 24, 2002·306 cites·42 claims
- 0495US5088297AAir conditioning apparatusHITACHI LTD·Filed 1990·Granted Feb 18, 1992·117 cites·2 claims
- 0594US8560857B2Information processing apparatus, a server apparatus, a method of an information processing apparatus, a method of a server apparatus, and an apparatus executable programMUNETOH SEIJI·Filed 2012·Granted Oct 15, 2013·23 cites·20 claims
- 0693US11996763B2Integrated circuit and power supply circuitFUJI ELECTRIC CO LTD·Filed 2022·Granted May 28, 2024·2 cites·8 claims
- 0793US7953977B2Security and ticketing system control and managementIBM·Filed 2008·Granted May 31, 2011·27 cites·6 claims
- 0892US11411499B2Integrated circuit and power supply circuitFUJI ELECTRIC CO LTD·Filed 2021·Granted Aug 9, 2022·2 cites·14 claims
- 0992USD298251SDisk cartridgeHITACHI MAXELL·Filed 1986·Granted Oct 25, 1988·34 cites·1 claims
- 1090US7043686B1Data compression apparatus, database system, data communication system, data compression method, storage medium and program transmission apparatusIBM·Filed 2000·Granted May 9, 2006·51 cites·10 claims
- 1188US9660519B2Switching power supply circuit and power factor correction circuitFUJI ELECTRIC CO LTD·Filed 2016·Granted May 23, 2017·6 cites·12 claims
- 1288US6990585B2Digital signature system, digital signature method, digital signature mediation method, digital signature mediation system, information terminal and storage mediumIBM·Filed 2001·Granted Jan 24, 2006·62 cites·36 claims
- 1388US5396873AEvaporative fuel-processing system for internal combustion enginesHONDA MOTOR CO LTD·Filed 1993·Granted Mar 14, 1995·51 cites·20 claims
- 1488US5269277AFailure-detecting device and fail-safe device for tank internal pressure sensor of internal combustion enginesHONDA MOTOR CO LTD·Filed 1993·Granted Dec 14, 1993·42 cites·10 claims
- 1587US4595665AHigh alumina sintered bodyKYOCERA CORP·Filed 1984·Granted Jun 17, 1986·41 cites·12 claims
- 1686US5450834AEvaporative fuel-processing system for internal combustion enginesHONDA MOTOR CO LTD·Filed 1994·Granted Sep 19, 1995·48 cites·3 claims
- 1786US5290695AHeparitinase, process for producing the same and bacteria producing the sameSEIKAGAKU KOGYO CO LTD·Filed 1992·Granted Mar 1, 1994·42 cites·1 claims
- 1885US5299545AEvaporative fuel-processing system for internal combustion enginesHONDA MOTOR CO LTD·Filed 1992·Granted Apr 5, 1994·39 cites·22 claims
- 1984US7165179B2Digital signature verification and program transmissionIBM·Filed 2001·Granted Jan 16, 2007·43 cites·6 claims
- 2084US6522565B2Semiconductor storage deviceHITACHI LTD·Filed 2001·Granted Feb 18, 2003·33 cites·10 claims
- 2183US7752465B2Reliability platform configuration measurement, authentication, attestation and disclosureIBM·Filed 2005·Granted Jul 6, 2010·15 cites·4 claims
- 2283US6453664B2Control system for internal combustion engineHONDA MOTOR CO LTD·Filed 2001·Granted Sep 24, 2002·27 cites·10 claims
- 2383US5477450AMachine translation method and apparatusIBM·Filed 1994·Granted Dec 19, 1995·97 cites·9 claims
- 2482US11168790B2Sliding member and piston ringKK RIKEN·Filed 2018·Granted Nov 9, 2021·4 cites·9 claims
- 2582US5373823AFailure-detecting device and fail-safe device for tank internal pressure sensor of internal combustion engineHONDA MOTOR CO LTD·Filed 1993·Granted Dec 20, 1994·33 cites·10 claims
- 2681US7349959B2Method for creating and processing a soap message, and method, apparatus and program for processing informationIBM·Filed 2004·Granted Mar 25, 2008·32 cites·5 claims
- 2781US5640575AMethod and apparatus of translation based on patternsIBM·Filed 1994·Granted Jun 17, 1997·86 cites·10 claims
- 2881US4695910ARecording disc cartridge having an improved hub assemblyHITACHI MAXELL·Filed 1984·Granted Sep 22, 1987·24 cites·8 claims
- 2979US6720070B2Hydrophilic polyester fiber and hydrophilic nonwoven fabric using the same and their productionTOYO BOSEKI·Filed 2001·Granted Apr 13, 2004·17 cites·17 claims
- 3078US4714973AShutter assembly for use in a disc cartridgeHITACHI MAXELL·Filed 1986·Granted Dec 22, 1987·23 cites·9 claims
- 3176US10461649B2Switched-mode power supply circuitFUJI ELECTRIC CO LTD·Filed 2018·Granted Oct 29, 2019·2 cites·12 claims
- 3275US8171295B2Information processing apparatus, a server apparatus, a method of an information processing apparatus, a method of a server apparatus, and an apparatus executable processMUNETOH SEIJI·Filed 2004·Granted May 1, 2012·19 cites·12 claims
- 3375US7930563B2Reliability platform configuration measurement, authentication, attestation and disclosureIBM·Filed 2008·Granted Apr 19, 2011·6 cites·16 claims
- 3475US7275208B2XML document processing for ascertaining match of a structure type definitionIBM·Filed 2003·Granted Sep 25, 2007·19 cites·11 claims
- 3574US5355863AEvaporative fuel-processing system for internal combustion enginesHONDA MOTOR CO LTD·Filed 1993·Granted Oct 18, 1994·30 cites·8 claims
- 3674US4918559AShutter assembly for a disk cartridgeHITACHI MAXELL·Filed 1989·Granted Apr 17, 1990·19 cites·5 claims
- 3773US12355358B2Control circuit and switching power sourceFUJI ELECTRIC CO LTD·Filed 2023·Granted Jul 8, 2025·0 cites·20 claims
- 3873US9859788B2Power factor correction circuit and switching power supply apparatusFUJI ELECTRIC CO LTD·Filed 2016·Granted Jan 2, 2018·2 cites·19 claims
- 3973US6715073B1Secure server using public key registration and methods of operationIBM·Filed 1998·Granted Mar 30, 2004·101 cites·23 claims
- 4073US5398662AEvaporative fuel-processing system for internal combustion engines for vehiclesHONDA MOTOR CO LTD·Filed 1993·Granted Mar 21, 1995·30 cites·18 claims
- 4173US2025348142A1Information processing method and information processing systemPANASONIC IP MAN CO LTD·Filed 2025·Application pending·0 cites
- 4272US5345917AEvaporative fuel-processing system for internal combustion engines for vehiclesHONDA MOTOR CO LTD·Filed 1993·Granted Sep 13, 1994·27 cites·8 claims
- 4371US9293982B2Switching power supplyFUJI ELECTRIC CO LTD·Filed 2013·Granted Mar 22, 2016·3 cites·5 claims
- 4471US6393563B1Temporary digital signature method and systemIBM·Filed 1998·Granted May 21, 2002·70 cites·30 claims
- 4571US5477842AEvaporative fuel-processing system for internal combustion enginesHONDA MOTOR CO LTD·Filed 1994·Granted Dec 26, 1995·26 cites·5 claims
- 4670US6175800B1Route searching deviceZANAVY INFORMATICS KK·Filed 1999·Granted Jan 16, 2001·50 cites·5 claims
- 4770US4743994AArrangement for positioning a recording disc of a disc cartridgeHITACHI MAXELL·Filed 1986·Granted May 10, 1988·14 cites·17 claims
- 4869USD494924SBatteryHITACHI MAXELL·Filed 2002·Granted Aug 24, 2004·15 cites·1 claims
- 4969US5427075AEvaporative emission control system for internal combustion enginesHONDA MOTOR CO LTD·Filed 1994·Granted Jun 27, 1995·23 cites·10 claims
- 5068US12191761B2Integrated circuit and power supply circuitFUJI ELECTRIC CO LTD·Filed 2021·Granted Jan 7, 2025·0 cites·19 claims
Showing the top 50 of 131 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →