Inventor · disambiguated record
Masakazu Tani
Also filed as: TANI MASAKAZU
45 granted patents·6 pending applications·198 citations·filing 2001–2024
97Inventor score
Top patents by PatentIndex Score
51 records- 0195US6921592B2Magnetic recording medium comprising a magnetic layer having specific thickness, surface roughness and friction coefficientHITACHI MAXELL·Filed 2003·Granted Jul 26, 2005·103 cites·4 claims
- 0291US11909382B2Multiplexer, front-end module, and communication deviceMURATA MANUFACTURING CO·Filed 2021·Granted Feb 20, 2024·2 cites·12 claims
- 0391US6780531B2Magnetic recording medium comprising a magnetic layer having specific surface roughness and protrusionsHITACHI MAXELL·Filed 2001·Granted Aug 24, 2004·29 cites·6 claims
- 0490US10250227B2Frequency-variable filterMURATA MANUFACTURING CO·Filed 2016·Granted Apr 2, 2019·7 cites·8 claims
- 0589US10211799B2High-frequency filterMURATA MANUFACTURING CO·Filed 2016·Granted Feb 19, 2019·6 cites·20 claims
- 0686US10009010B2Resonator device and high frequency filterMURATA MANUFACTURING CO·Filed 2016·Granted Jun 26, 2018·5 cites·13 claims
- 0786US9985605B2Filter circuit and wireless communication apparatusMURATA MANUFACTURING CO·Filed 2016·Granted May 29, 2018·7 cites·19 claims
- 0882US10490469B2Power converting deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Nov 26, 2019·4 cites·16 claims
- 0981US10200012B2High-frequency filter, front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2017·Granted Feb 5, 2019·3 cites·20 claims
- 1077US7092199B2Magnetic tape and magnetic tape cartridgeHITACHI MAXELL·Filed 2002·Granted Aug 15, 2006·13 cites·23 claims
- 1176US10700659B2Multiplexer, radio-frequency front end circuit, and communication terminalMURATA MANUFACTURING CO·Filed 2019·Granted Jun 30, 2020·2 cites·15 claims
- 1274US10187038B2Resonant circuit and high-frequency filterMURATA MANUFACTURING CO·Filed 2016·Granted Jan 22, 2019·2 cites·7 claims
- 1373US11833884B2Heat exchange system for vehicle and air conditioning system for vehicleMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Dec 5, 2023·1 cites·10 claims
- 1471US10382006B2Variable frequency filter, radio frequency front-end circuit, and communication terminalMURATA MANUFACTURING CO·Filed 2018·Granted Aug 13, 2019·2 cites·13 claims
- 1569US10886895B2Ladder-type frequency-variable filter, multiplexer, radio-frequency front end circuit, and communication terminalMURATA MANUFACTURING CO·Filed 2019·Granted Jan 5, 2021·1 cites·15 claims
- 1669US10355666B2Variable filter circuitMURATA MANUFACTURING CO·Filed 2017·Granted Jul 16, 2019·2 cites·13 claims
- 1763US10271458B2Cooling device, power conversion device, and cooling systemMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Apr 23, 2019·1 cites·13 claims
- 1863US10171062B2Variable-frequency filterMURATA MANUFACTURING CO·Filed 2016·Granted Jan 1, 2019·1 cites·12 claims
- 1961US12294405B2Radio-frequency circuit, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2022·Granted May 6, 2025·0 cites·10 claims
- 2060US9780760B2Variable filter circuit and wireless communication apparatusMURATA MANUFACTURING CO·Filed 2016·Granted Oct 3, 2017·1 cites·17 claims
- 2158US12034464B2Multiplexer, front end module, and communication deviceMURATA MANUFACTURING CO·Filed 2021·Granted Jul 9, 2024·0 cites·13 claims
- 2257US6936356B2Magnetic recording medium comprising a magnetic layer having specific thickness, surface roughness and projectionsHITACHI MAXELL·Filed 2003·Granted Aug 30, 2005·2 cites·5 claims
- 2355US12249922B2Power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Mar 11, 2025·0 cites·21 claims
- 2455US2025192668A1Electric-power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2024·Application pending·0 cites
- 2554US11437978B2Multiplexer, high-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Sep 6, 2022·0 cites·10 claims
- 2654US7602569B2Magnetic tape and magnetic tape cartridgeHITACHI MAXELL·Filed 2006·Granted Oct 13, 2009·0 cites·4 claims
- 2753US11777473B2Multiplexer, high-frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Oct 3, 2023·0 cites·17 claims
- 2853US7479853B2Balanced type surface acoustic wave filterMURATA MANUFACTURING CO·Filed 2005·Granted Jan 20, 2009·2 cites·12 claims
- 2953US2023253372A1Semiconductor device and power conversion device using sameMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 3052US11961786B2Semiconductor power moduleMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Apr 16, 2024·0 cites·18 claims
- 3151US12506052B2Semiconductor device and power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Dec 23, 2025·0 cites·13 claims
- 3251US7760048B2Elastic wave filter and communication device equipped with the elastic wave filterMURATA MANUFACTURING CO·Filed 2005·Granted Jul 20, 2010·2 cites·10 claims
- 3351US2023073105A1Multiplexer, radio frequency circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2022·Application pending·0 cites
- 3451US2022263534A1Radio-frequency circuit, radio-frequency front-end circuit, and communication apparatusMURATA MANUFACTURING CO·Filed 2022·Application pending·0 cites
- 3551US2023135461A1Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 3650US12014974B2Power module with electrodes and heat sink and manufacturing method thereforMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Jun 18, 2024·0 cites·13 claims
- 3750US11901879B2Multiplexer, radio-frequency front end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Feb 13, 2024·0 cites·18 claims
- 3849US12355361B2Power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Jul 8, 2025·0 cites·22 claims
- 3949US12040822B2Multiplexer, radio frequency front-end circuit, and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Jul 16, 2024·0 cites·14 claims
- 4049US2022020661A1Power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2021·Application pending·0 cites
- 4148US11618298B2Air conditioning equipment for vehicleMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Apr 4, 2023·0 cites·20 claims
- 4246US11728251B2Semiconductor power module with temperature sensors and shaped top plate to equalize current pathsMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Aug 15, 2023·0 cites·21 claims
- 4346US9787277B2Variable filter circuit and wireless communication apparatusMURATA MANUFACTURING CO·Filed 2016·Granted Oct 10, 2017·0 cites·16 claims
- 4445US11791853B2Radio-frequency module and communication apparatusMURATA MANUFACTURING CO·Filed 2021·Granted Oct 17, 2023·0 cites·20 claims
- 4545US11251105B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Feb 15, 2022·0 cites·8 claims
- 4645US10475667B2Semiconductor module and conductive member for semiconductor module including cut in bent portionMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Nov 12, 2019·0 cites·13 claims
- 4745US9853009B2Semiconductor module having a conductor member for reducing thermal stressMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Dec 26, 2017·0 cites·8 claims
- 4845US6926976B2Magnetic recording medium comprising a magnetic layer having specific thickness and projectionsHITACHI MAXELL·Filed 2003·Granted Aug 9, 2005·0 cites·5 claims
- 4944US11094610B2Semiconductor power moduleMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Aug 17, 2021·0 cites·12 claims
- 5044US10658921B2Overheat protection control device and vehicle-mounted power circuit deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted May 19, 2020·0 cites·10 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →