Inventor · disambiguated record
Hisashi Akiyama
Also filed as: AKIYAMA HISASHI
36 granted patents·10 pending applications·506 citations·filing 1989–2024
97Inventor score
Files withMURATA MANUFACTURING CO13SHARP KK7HORIBA LTD6MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5SONY SEMICONDUCTOR SOLUTIONS CORP4
Top patents by PatentIndex Score
46 records- 0197US4894698AField effect pressure sensorSHARP KK·Filed 1989·Granted Jan 16, 1990·149 cites·3 claims
- 0294US11095265B2Matching circuit and communication deviceMURATA MANUFACTURING CO·Filed 2020·Granted Aug 17, 2021·3 cites·19 claims
- 0391US10823688B2Radiation detection deviceHORIBA LTD·Filed 2017·Granted Nov 3, 2020·6 cites·7 claims
- 0490US11448579B2Particle size distribution measuring device and program for particle size distribution measuring deviceHORIBA LTD·Filed 2019·Granted Sep 20, 2022·4 cites·7 claims
- 0590US6950072B2Surface mount antenna, antenna device using the same, and communication deviceMURATA MANUFACTURING CO·Filed 2003·Granted Sep 27, 2005·64 cites·19 claims
- 0686US11879822B2Particle size distribution measuring device and program for particle size distribution measuring deviceHORIBA LTD·Filed 2019·Granted Jan 23, 2024·2 cites·11 claims
- 0782US9755606B2Common mode filter and ESD-protection-circuit-equipped common mode filterMURATA MANUFACTURING CO·Filed 2016·Granted Sep 5, 2017·2 cites·15 claims
- 0878US9245681B2Laminated common-mode choke coilMURATA MANUFACTURING CO·Filed 2014·Granted Jan 26, 2016·4 cites·14 claims
- 0978US2024418628A1Method for generating data for particle analysis, non-transitory computer program for generating data for particle analysis, and device for generating data for particle analysisHORIBA LTD·Filed 2024·Application pending·0 cites
- 1076US7818054B2Acupuncture point position evaluating apparatusPANASONIC CORP·Filed 2006·Granted Oct 19, 2010·8 cites·7 claims
- 1174US10038864B2Solid-state imaging device and electronic apparatus for phase difference autofocusingSONY CORP·Filed 2015·Granted Jul 31, 2018·2 cites·9 claims
- 1272US6008877ALiquid crystal display having multilayered electrodes with a layer adhesive to a substrate formed of indium tin oxideSHARP KK·Filed 1997·Granted Dec 28, 1999·44 cites·16 claims
- 1368US11545953B2Matching circuit and communication deviceMURATA MANUFACTURING CO·Filed 2021·Granted Jan 3, 2023·0 cites·24 claims
- 1467US6567148B1Electrode substrate having particular projecting portion, manufacturing method thereof, and liquid crystal display elementSHARP KK·Filed 1999·Granted May 20, 2003·35 cites·31 claims
- 1566US5754263ALiquid crystal display apparatus with silicon or silicon-germanium thin films cover spaces between electrodesSHARP KK·Filed 1996·Granted May 19, 1998·34 cites·20 claims
- 1665US6480253B1LCD device having electrodes comprising conductive resin or conductive color filter and manufacturing method of the sameSHARP KK·Filed 1999·Granted Nov 12, 2002·32 cites·30 claims
- 1764US12105009B2Method for generating data for particle analysis, program for generating data for particle analysis, and device for generating data for particle analysisHORIBA LTD·Filed 2019·Granted Oct 1, 2024·0 cites·15 claims
- 1864US6396442B1Circularly polarized antenna device and radio communication apparatus using the sameMURATA MANUFACTURING CO·Filed 2001·Granted May 28, 2002·17 cites·16 claims
- 1961US11777466B2Matching circuit, matching circuit element, and communication deviceMURATA MANUFACTURING CO·Filed 2021·Granted Oct 3, 2023·0 cites·17 claims
- 2060US12408458B2Photoelectric conversion element and light receiving deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Sep 2, 2025·0 cites·15 claims
- 2159US6677902B2Circularly polarized antenna apparatus and radio communication apparatus using the sameMURATA MANUFACTURING CO·Filed 2002·Granted Jan 13, 2004·15 cites·20 claims
- 2258US7566304B2Ultrasound diagnostic devicePANASONIC CORP·Filed 2004·Granted Jul 28, 2009·25 cites·2 claims
- 2355US7353493B2Exposure mask, optical proximity correction device, optical proximity correction method, manufacturing method of semiconductor device, and optical proximity correction programSEIKO EPSON CORP·Filed 2004·Granted Apr 1, 2008·3 cites·10 claims
- 2454US5468519AMethod for forming an orientation film including coupling an organic compound to a silane coupling agent in a magnetic or electrical fieldSHARP KK·Filed 1993·Granted Nov 21, 1995·18 cites·13 claims
- 2553US9013625B2Control device, control method, and programSONY CORP·Filed 2013·Granted Apr 21, 2015·0 cites·16 claims
- 2653US2009225275A1Vision recovery training apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 2753US2024170514A1Solid-state imaging element and electronic apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 2852US8216147B2Ultrasonographic equipmentAKIYAMA HISASHI·Filed 2005·Granted Jul 10, 2012·2 cites·5 claims
- 2952US2023384160A1Light receiving deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Application pending·0 cites
- 3052US2009312666A1Skin conduction measuring apparatusFUKUMOTO TAKENORI·Filed 2007·Application pending·0 cites
- 3151US9666356B2Laminated common-mode choke coilMURATA MANUFACTURING CO·Filed 2015·Granted May 30, 2017·0 cites·4 claims
- 3251US6437744B1Circularly polarized wave antenna deviceMURATA MANUFACTURING CO·Filed 2001·Granted Aug 20, 2002·8 cites·20 claims
- 3349US2023031081A1Light receiving element and light receiving deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2020·Application pending·0 cites
- 3448US6483465B2Circularly polarized wave antenna and manufacturing method thereforMURATA MANUFACTURING CO·Filed 2001·Granted Nov 19, 2002·6 cites·19 claims
- 3548US2008153009A1Exposure mask, optical proximity correction device, optical proximity correction method, manufacturing method of semiconductor device, and optical proximity correction programAKIYAMA HISASHI·Filed 2008·Application pending·0 cites
- 3646US8834373B2Ultrasonographic device with weighted addition of dataFUKUKITA HIROSHI·Filed 2007·Granted Sep 16, 2014·0 cites·14 claims
- 3744US2022026330A1Complex particle measurement apparatusHORIBA LTD·Filed 2019·Application pending·0 cites
- 3843US10263324B2Impedance conversion element and communication deviceMURATA MANUFACTURING CO·Filed 2017·Granted Apr 16, 2019·0 cites·19 claims
- 3942US2006241424A1Ultrasonic probe and ultrasonographic deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 4040US8641625B2Ultrasonic diagnostic apparatusFUKUKITA HIROSHI·Filed 2007·Granted Feb 4, 2014·0 cites·5 claims
- 4138US2004023132A1Photomask, pattern production method, and semiconductor deviceSEIKO EPSON CORP·Filed 2003·Application pending·0 cites
- 4236US9344054B2Common mode filterMURATA MANUFACTURING CO·Filed 2015·Granted May 17, 2016·0 cites·14 claims
- 4335US6452659B1Liquid crystal display device having multiple insulating films with different etch characteristicsSHARP KK·Filed 1998·Granted Sep 17, 2002·5 cites·1 claims
- 4434US5974891AUltrasonic wave diagnostic apparatus with beam convergence and clock signal selectionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 2, 1999·7 cites·4 claims
- 4532US5807259AUltrasonic continuous wave doppler blood flow-meterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Sep 15, 1998·6 cites·11 claims
- 4628US5327892AUltrasonic imaging systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jul 12, 1994·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →