Inventor · disambiguated record
Hiroshi Katayama
Also filed as: KATAYAMA HIROSHI
133 granted patents·35 pending applications·1,819 citations·filing 1985–2025
99Inventor score
Top patents by PatentIndex Score
168 records- 0198US10549539B2Liquid discharge headBROTHER IND LTD·Filed 2018·Granted Feb 4, 2020·12 cites·19 claims
- 0296US11247460B2Liquid discharging headBROTHER IND LTD·Filed 2020·Granted Feb 15, 2022·3 cites·11 claims
- 0396US5925087AMethod and apparatus for eliminating noise in a slope estimation arrangement for a motor vehicleHITACHI LTD·Filed 1993·Granted Jul 20, 1999·71 cites·6 claims
- 0496US4672253APermanent magnet electrical machine with reduced coggingHITACHI LTD·Filed 1985·Granted Jun 9, 1987·150 cites·19 claims
- 0595US7561448B2Power inverterHITACHI LTD·Filed 2007·Granted Jul 14, 2009·37 cites·4 claims
- 0695US5490064AControl unit for vehicle and total control system thereforHITACHI LTD·Filed 1994·Granted Feb 6, 1996·60 cites·25 claims
- 0792US11135843B2Liquid ejection headBROTHER IND LTD·Filed 2020·Granted Oct 5, 2021·2 cites·25 claims
- 0892US5794165AControl unit for vehicle and total control system thereforHITACHI LTD·Filed 1997·Granted Aug 11, 1998·131 cites·11 claims
- 0991US11155087B2Liquid discharge headBROTHER IND LTD·Filed 2020·Granted Oct 26, 2021·2 cites·10 claims
- 1091US11052658B2Head moduleBROTHER IND LTD·Filed 2020·Granted Jul 6, 2021·2 cites·15 claims
- 1191US11046077B2Liquid ejection headBROTHER IND LTD·Filed 2020·Granted Jun 29, 2021·2 cites·14 claims
- 1290US6898246B2Apparatus and method for decoding an MPEG picture streamSONY CORP·Filed 2001·Granted May 24, 2005·32 cites·15 claims
- 1390US5939112AMethod for producing a processed meat product by treatment with a salt and/or alkali solution and productKATAYAMA KK·Filed 1997·Granted Aug 17, 1999·73 cites·57 claims
- 1489US8947868B2Protective cover and information processorMOTOISHI TAKUYA·Filed 2012·Granted Feb 3, 2015·18 cites·17 claims
- 1589US6009370AControl unit for vehicle and total control system thereforHITACHI LTD·Filed 1998·Granted Dec 28, 1999·98 cites·13 claims
- 1689US5432644ADisk drive unit having motor components in a compact arrangementHITACHI LTD·Filed 1994·Granted Jul 11, 1995·48 cites·11 claims
- 1788US10543690B2Liquid ejection apparatusBROTHER IND LTD·Filed 2018·Granted Jan 28, 2020·2 cites·34 claims
- 1888US5638272AControl unit for vehicle and total control system thereforHITACHI LTD·Filed 1995·Granted Jun 10, 1997·86 cites·6 claims
- 1987US10864727B2Liquid discharge head and liquid discharge apparatus provided with the sameBROTHER IND LTD·Filed 2019·Granted Dec 15, 2020·2 cites·9 claims
- 2087US8340567B2Printing apparatus and tray control method of the sameKATAYAMA HIROSHI·Filed 2009·Granted Dec 25, 2012·9 cites·6 claims
- 2186US6275542B1Direct conversion receiver including mixer down-converting incoming signal, and demodulator operating on downconverted signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Aug 14, 2001·73 cites·9 claims
- 2283US8620388B2Noise suppressing device, mobile phone, noise suppressing method, and recording mediumHAYAKAWA SHOJI·Filed 2009·Granted Dec 31, 2013·15 cites·9 claims
- 2382US6696812B2Control apparatus for electric motorHITACHI LTD·Filed 2001·Granted Feb 24, 2004·54 cites·27 claims
- 2482US6693977B2Portable radio device with direct conversion receiver including mixer down-converting incoming signal, and demodulator operating on downconverted signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Feb 17, 2004·19 cites·5 claims
- 2581US2023200418A1Liquid concentrate for seasoning, wood piece usable as fermentation index for seasoning, kit for manufacturing seasoning, method for manufacturing seasoning, seasoning, and thickened seasoningKIKKOMAN CORP·Filed 2022·Application pending·0 cites
- 2680US5781588AFSK signal receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jul 14, 1998·38 cites·3 claims
- 2779US10730306B2Liquid discharge headBROTHER IND LTD·Filed 2018·Granted Aug 4, 2020·1 cites·21 claims
- 2879US5023924ASpeed control apparatus for movable equipmentHITACHI LTD·Filed 1990·Granted Jun 11, 1991·41 cites·11 claims
- 2978US10121040B2Recognition apparatus, recognition method, storage medium, management system, and conveyance systemKATAYAMA HIROSHI·Filed 2017·Granted Nov 6, 2018·3 cites·18 claims
- 3078US2024358053A1Liquid concentrate for seasoning, wood piece usable as fermentation index for seasoning, kit for manufacturing seasoning, method for manufacturing seasoning, seasoning, and thickened seasoningKIKKOMAN CORP·Filed 2024·Application pending·0 cites
- 3177US7415070B2Apparatus for decoding an MPEG picture streamSONY CORP·Filed 2005·Granted Aug 19, 2008·3 cites·3 claims
- 3277US6079188APackaging container production equipment and packaging container production methodSHIKOKU KAKOKI CO LTD·Filed 1998·Granted Jun 27, 2000·35 cites·12 claims
- 3377US5965191AProcessed fish flesh, fish flesh material using the same and method of preparing processed fish fleshKATAYAMA KK·Filed 1996·Granted Oct 12, 1999·38 cites·17 claims
- 3477US4980617ASpeed control apparatus of movable equipmentHITACHI LTD·Filed 1989·Granted Dec 25, 1990·34 cites·18 claims
- 3576US10389214B2Motor and producing method for motorYASKAWA ELECTRIC CORP·Filed 2016·Granted Aug 20, 2019·2 cites·12 claims
- 3676US6591167B1Control unit for vehicle and total control system thereforHITACHI LTD·Filed 2000·Granted Jul 8, 2003·14 cites·18 claims
- 3775US11685158B2Liquid ejection headBROTHER IND LTD·Filed 2021·Granted Jun 27, 2023·0 cites·11 claims
- 3875US11618256B2Liquid ejection headBROTHER IND LTD·Filed 2021·Granted Apr 4, 2023·0 cites·27 claims
- 3975US7672840B2Voice speed control apparatusFUJITSU LTD·Filed 2007·Granted Mar 2, 2010·10 cites·7 claims
- 4074US11673389B2Liquid discharge headBROTHER IND LTD·Filed 2021·Granted Jun 13, 2023·0 cites·14 claims
- 4174US11565522B2Head moduleBROTHER IND LTD·Filed 2021·Granted Jan 31, 2023·0 cites·13 claims
- 4274US6548919B2Linear motorHITACHI LTD·Filed 2001·Granted Apr 15, 2003·20 cites·18 claims
- 4374US6356746B1Direct converting receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 12, 2002·47 cites·10 claims
- 4474US2020281240A1Liquid concentrate for seasoning, wood piece usable as fermentation index for seasoning, kit for manufacturing seasoning, method for manufacturing seasoning, seasoning, and thickened seasoningKIKKOMAN CORP·Filed 2018·Application pending·0 cites
- 4574US2025269661A1Liquid ejecting apparatus and head inspection methodBROTHER IND LTD·Filed 2025·Application pending·0 cites
- 4672US11097539B2Liquid ejection headBROTHER IND LTD·Filed 2020·Granted Aug 24, 2021·0 cites·13 claims
- 4772US7600240B2Data processing apparatus and methodSONY CORP·Filed 2005·Granted Oct 6, 2009·3 cites·3 claims
- 4872US7386051B2Apparatus for decoding an MPEG picture streamSONY CORP·Filed 2005·Granted Jun 10, 2008·2 cites·3 claims
- 4971US8297727B2Recording apparatus and recording method using the same, with an extended stop position of the recording unitKATAYAMA HIROSHI·Filed 2009·Granted Oct 30, 2012·3 cites·7 claims
- 5071US6502327B2Sterilizing liquid removerSHIKOKU KAKOKI CO LTD·Filed 2001·Granted Jan 7, 2003·12 cites·15 claims
Showing the top 50 of 168 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →