Inventor · disambiguated record
Akira Maezawa
Also filed as: MAEZAWA AKIRA
41 granted patents·18 pending applications·36 citations·filing 2014–2025
95Inventor score
Files withYAMAHA CORP59
Top patents by PatentIndex Score
59 records- 0196US11348561B2Performance control method, performance control device, and programYAMAHA CORP·Filed 2020·Granted May 31, 2022·6 cites·17 claims
- 0293US11967302B2Information processing device for musical score dataYAMAHA CORP·Filed 2021·Granted Apr 23, 2024·3 cites·17 claims
- 0393US11609736B2Audio processing system, audio processing method and recording mediumYAMAHA CORP·Filed 2021·Granted Mar 21, 2023·2 cites·9 claims
- 0483US9478200B2Mapping estimation apparatusYAMAHA CORP·Filed 2015·Granted Oct 25, 2016·4 cites·4 claims
- 0582US11557269B2Information processing methodYAMAHA CORP·Filed 2020·Granted Jan 17, 2023·2 cites·9 claims
- 0681US10580393B2Apparatus for analyzing musical performance, performance analysis method, automatic playback method, and automatic player systemYAMAHA CORP·Filed 2019·Granted Mar 3, 2020·3 cites·9 claims
- 0779US10366684B2Information providing method and information providing deviceYAMAHA CORP·Filed 2017·Granted Jul 30, 2019·3 cites·17 claims
- 0877US11600252B2Performance analysis methodYAMAHA CORP·Filed 2020·Granted Mar 7, 2023·1 cites·5 claims
- 0975US10846519B2Control system and control methodYAMAHA CORP·Filed 2019·Granted Nov 24, 2020·2 cites·14 claims
- 1072US10325513B2Musical performance assistance apparatus and methodYAMAHA CORP·Filed 2017·Granted Jun 18, 2019·2 cites·14 claims
- 1169US2025029581A1Control device and keyboard instrumentYAMAHA CORP·Filed 2024·Application pending·0 cites
- 1268US10235980B2Automatic performance system, automatic performance method, and sign action learning methodYAMAHA CORP·Filed 2017·Granted Mar 19, 2019·1 cites·18 claims
- 1368US2025111572A1Model data control method and model data control deviceYAMAHA CORP·Filed 2024·Application pending·0 cites
- 1467US12437737B2Performance analysis method and performance analysis deviceYAMAHA CORP·Filed 2022·Granted Oct 7, 2025·0 cites·20 claims
- 1567US9171532B2Sound signal analysis apparatus, sound signal analysis method and sound signal analysis programYAMAHA CORP·Filed 2014·Granted Oct 27, 2015·3 cites·11 claims
- 1666US12462778B2Signal processing device, signal processing system, and signal processing methodYAMAHA CORP·Filed 2023·Granted Nov 4, 2025·0 cites·8 claims
- 1766US9087501B2Sound signal analysis apparatus, sound signal analysis method and sound signal analysis programYAMAHA CORP·Filed 2014·Granted Jul 21, 2015·3 cites·16 claims
- 1866US2023419929A1Signal processing system, signal processing method, and programYAMAHA CORP·Filed 2023·Application pending·0 cites
- 1966US2024013756A1Information processing method, information processing system, and non-transitory computer-readable mediumYAMAHA CORP·Filed 2023·Application pending·0 cites
- 2064US12367854B2Performance agent training method, automatic performance system, and programYAMAHA CORP·Filed 2022·Granted Jul 22, 2025·0 cites·19 claims
- 2164US11830462B2Information processing device for data representing motionYAMAHA CORP·Filed 2021·Granted Nov 28, 2023·0 cites·18 claims
- 2264US2025363761A1Video processing method, video processing system, and non-transitory computer-readable storage medium storing video processing programYAMAHA CORP·Filed 2025·Application pending·0 cites
- 2364US2025210015A1Device, ensemble system, sound reproducing method, and non-transitory computer-readable recording mediumYAMAHA CORP·Filed 2023·Application pending·0 cites
- 2464US2025299654A1Data processing method and non-transitory computer-readable storage mediumYAMAHA CORP·Filed 2025·Application pending·0 cites
- 2564US2023410676A1Information processing system, electronic musical instrument, information processing method, and machine learning systemYAMAHA CORP·Filed 2023·Application pending·0 cites
- 2662US12327540B2Reproduction control method, reproduction control system, and reproduction control apparatusYAMAHA CORP·Filed 2021·Granted Jun 10, 2025·0 cites·14 claims
- 2762US11557270B2Performance analysis method and performance analysis deviceYAMAHA CORP·Filed 2020·Granted Jan 17, 2023·0 cites·15 claims
- 2861US12451108B2Musical performance correction method and musical performance correction deviceYAMAHA CORP·Filed 2021·Granted Oct 21, 2025·0 cites·17 claims
- 2961US2023014315A1Trained model establishment method, estimation method, performance agent recommendation method, performance agent adjustment method, trained model establishment system, estimation system, trained model establishment program, and estimation programYAMAHA CORP·Filed 2022·Application pending·0 cites
- 3061US2023009481A1Computer-Implemented Method, System, and Non-Transitory Computer-Readable Storage Medium for Inferring Evaluation of Performance InformationYAMAHA CORP·Filed 2022·Application pending·0 cites
- 3161US2023005458A1Parameter Inference Method, Parameter Inference System, and Parameter Inference ProgramYAMAHA CORP·Filed 2022·Application pending·0 cites
- 3261US2025014543A1Data output method and data output deviceYAMAHA CORP·Filed 2024·Application pending·0 cites
- 3360US11837205B2Musical analysis method and music analysis deviceYAMAHA CORP·Filed 2021·Granted Dec 5, 2023·0 cites·15 claims
- 3459US12119885B2Signal processing method, signal processing device, and recording mediumYAMAHA CORP·Filed 2022·Granted Oct 15, 2024·0 cites·20 claims
- 3559US11568244B2Information processing method and apparatusYAMAHA CORP·Filed 2020·Granted Jan 31, 2023·0 cites·12 claims
- 3658US11488567B2Information processing method and apparatus for processing performance of musical pieceYAMAHA CORP·Filed 2020·Granted Nov 1, 2022·0 cites·18 claims
- 3758US11328699B2Musical analysis method, music analysis device, and programYAMAHA CORP·Filed 2020·Granted May 10, 2022·0 cites·13 claims
- 3858US2024013754A1Performance analysis method, performance analysis system and non-transitory computer-readable mediumYAMAHA CORP·Filed 2023·Application pending·0 cites
- 3957US11869465B2Musical performance analysis method and musical performance analysis apparatusYAMAHA CORP·Filed 2020·Granted Jan 9, 2024·0 cites·19 claims
- 4057US9953545B2Musical-performance-information transmission method and musical-performance-information transmission systemYAMAHA CORP·Filed 2015·Granted Apr 24, 2018·1 cites·17 claims
- 4156US10629177B2Sound signal processing method and sound signal processing deviceYAMAHA CORP·Filed 2018·Granted Apr 21, 2020·0 cites·12 claims
- 4256US10482856B2Automatic performance system, automatic performance method, and sign action learning methodYAMAHA CORP·Filed 2019·Granted Nov 19, 2019·0 cites·12 claims
- 4356US2025005931A1Method for processing information, information processing system and storage mediumYAMAHA CORP·Filed 2024·Application pending·0 cites
- 4454US12142250B2Image control system and method for controlling imageYAMAHA CORP·Filed 2021·Granted Nov 12, 2024·0 cites·21 claims
- 4554US2022414472A1Computer-Implemented Method, System, and Non-Transitory Computer-Readable Storage Medium for Inferring Audience's Evaluation of Performance DataYAMAHA CORP·Filed 2022·Application pending·0 cites
- 4653US2024129669A1Distribution system, sound outputting method, and non-transitory computer-readable recording mediumYAMAHA CORP·Filed 2023·Application pending·0 cites
- 4752US10636399B2Control method and control deviceYAMAHA CORP·Filed 2019·Granted Apr 28, 2020·0 cites·6 claims
- 4851US10665216B2Control method and controllerYAMAHA CORP·Filed 2019·Granted May 26, 2020·0 cites·18 claims
- 4951US10650794B2Timing control method and timing control deviceYAMAHA CORP·Filed 2019·Granted May 12, 2020·0 cites·14 claims
- 5050US2022383842A1Estimation model construction method, performance analysis method, estimation model construction device, and performance analysis deviceYAMAHA CORP·Filed 2022·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →