Inventor · disambiguated record
Yoshimasa Isozaki
Also filed as: ISOZAKI YOSHIMASA
29 granted patents·7 pending applications·694 citations·filing 1986–2025
97Inventor score
Top patents by PatentIndex Score
36 records- 0195US4744281AAutomatic sound player system having acoustic and electronic sound sourcesYAMAHA CORP·Filed 1987·Granted May 17, 1988·86 cites·7 claims
- 0293US11609736B2Audio processing system, audio processing method and recording mediumYAMAHA CORP·Filed 2021·Granted Mar 21, 2023·2 cites·9 claims
- 0391US4704931AAcoustic tone inhibiting means for keyboard musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1986·Granted Nov 10, 1987·55 cites·4 claims
- 0490US6245982B1Performance image information creating and reproducing apparatus and methodYAMAHA CORP·Filed 1999·Granted Jun 12, 2001·99 cites·24 claims
- 0589US6310279B1Device and method for generating a picture and/or tone on the basis of detection of a physical event from performance informationYAMAHA CORP·Filed 1998·Granted Oct 30, 2001·90 cites·23 claims
- 0688US6225545B1Musical image display apparatus and method storage medium thereforYAMAHA CORP·Filed 2000·Granted May 1, 2001·41 cites·14 claims
- 0784US5981860ASound source system based on computer software and method of generating acoustic waveform dataYAMAHA CORP·Filed 1997·Granted Nov 9, 1999·55 cites·52 claims
- 0878US7189911B2Electronic musical apparatus having interface for connecting to communication networkYAMAHA CORP·Filed 2002·Granted Mar 13, 2007·23 cites·23 claims
- 0974US5955691ASoftware sound sourceYAMAHA CORP·Filed 1997·Granted Sep 21, 1999·39 cites·53 claims
- 1073US12322300B2Information processing system and computer system implemented method of processing informationYAMAHA CORP·Filed 2023·Granted Jun 3, 2025·0 cites·20 claims
- 1173US5739450AKeyboard musical instrument equipped with dummy key/hammer event supplementing systemYAMAHA CORP·Filed 1995·Granted Apr 14, 1998·44 cites·6 claims
- 1272US2025279010A1Information processing system and computer system implemented method of processing informationYAMAHA CORP·Filed 2025·Application pending·0 cites
- 1370US8331580B2Engine speed calculation device and engine sound generation deviceISOZAKI YOSHIMASA·Filed 2009·Granted Dec 11, 2012·12 cites·5 claims
- 1469US2025029581A1Control device and keyboard instrumentYAMAHA CORP·Filed 2024·Application pending·0 cites
- 1567US5652399AAutomatic player piano and estimator for acceleration of depressed key incorporated in the automatic player pianoYAMAHA CORP·Filed 1996·Granted Jul 29, 1997·35 cites·24 claims
- 1665US7633004B2Onboard music reproduction apparatus and music information distribution systemYAMAHA CORP·Filed 2007·Granted Dec 15, 2009·5 cites·10 claims
- 1763US2023290324A1Sound processing system and sound processing method of sound processing systemYAMAHA CORP·Filed 2023·Application pending·0 cites
- 1862US12327540B2Reproduction control method, reproduction control system, and reproduction control apparatusYAMAHA CORP·Filed 2021·Granted Jun 10, 2025·0 cites·14 claims
- 1962US6872877B2Musical tone-generating methodYAMAHA CORP·Filed 2001·Granted Mar 29, 2005·8 cites·16 claims
- 2061US6646644B1Tone and picture generator deviceYAMAHA CORP·Filed 1999·Granted Nov 11, 2003·21 cites·10 claims
- 2160US6452082B1Musical tone-generating methodYAHAMA CORP·Filed 1997·Granted Sep 17, 2002·18 cites·39 claims
- 2259US7509488B2Server apparatus, communication terminal apparatus, delivery system and delivery programYAMAHA CORP·Filed 2003·Granted Mar 24, 2009·5 cites·3 claims
- 2359US7122731B2Musical information processing terminal, control method therefor, and program for implementing the methodYAMAHA CORP·Filed 2003·Granted Oct 17, 2006·8 cites·14 claims
- 2459US6534701B2Memory card with music performance functionYAMAHA CORP·Filed 2001·Granted Mar 18, 2003·8 cites·18 claims
- 2558US2024203458A1Data modification method, data reproduction method, program, data modification deviceYAMAHA CORP·Filed 2024·Application pending·0 cites
- 2654US11430417B2Data generation device and non-transitory computer-readable storage mediumYAMAHA CORP·Filed 2020·Granted Aug 30, 2022·0 cites·18 claims
- 2754US7528316B2Musical sound generating vehicular apparatus, musical sound generating method and programYAMAHA CORP·Filed 2007·Granted May 5, 2009·1 cites·10 claims
- 2853US11588888B2Method of controlling communication and communication control device in which a method for transmitting data is switchedYAMAHA CORP·Filed 2021·Granted Feb 21, 2023·0 cites·21 claims
- 2953USRE41757ESound source system based on computer software and method of generating acoustic waveform dataYAMAHA CORP·Filed 2001·Granted Sep 28, 2010·4 cites·65 claims
- 3049US5850050AMethod and apparatus for generating musical tones, method and apparatus for processing music data, method and apparatus reproducing processed music data and storage media for practicing sameYAMAHA CORP·Filed 1997·Granted Dec 15, 1998·13 cites·24 claims
- 3145US2003200316A1Server apparatus, client apparatus, contents distributing system, contents distributing program, and information processing programFiled 2003·Application pending·0 cites
- 3244US4724736AKeyboard musical instruments with transpositional functionNIPPON MUSICAL INSTRUMENTS MFG·Filed 1986·Granted Feb 16, 1988·10 cites·8 claims
- 3344US2003174796A1Data synchronizing apparatus, synchronization information transmitting apparatus, data synchronizing method, synchronization information transmitting method, and programFiled 2003·Application pending·0 cites
- 3442US5072644ASynthetic recording device in an automatic performance pianoYAMAHA CORP·Filed 1990·Granted Dec 17, 1991·8 cites·6 claims
- 3539US2003075036A1Electronic music apparatus that enables user to purchase music related product from serverFiled 2002·Application pending·0 cites
- 3635US5357047AMethod and device for converting source piano playing data for automatic playing pianoYAMAHA CORP·Filed 1992·Granted Oct 18, 1994·4 cites·3 claims
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