Inventor · disambiguated record
Taro Togawa
Also filed as: TOGAWA TARO
48 granted patents·20 pending applications·77 citations·filing 2005–2024
96Inventor score
Top patents by PatentIndex Score
68 records- 0186US8972248B2Band broadening apparatus and methodOTANI TAKESHI·Filed 2012·Granted Mar 3, 2015·15 cites·8 claims
- 0280US9424830B2Apparatus and method for encoding audio signal, system and method for transmitting audio signal, and apparatus for decoding audio signalFUJITSU LTD·Filed 2013·Granted Aug 23, 2016·6 cites·10 claims
- 0380US8676571B2Audio signal processing system and audio signal processing methodOTANI TAKESHI·Filed 2011·Granted Mar 18, 2014·6 cites·10 claims
- 0477US9916843B2Voice processing apparatus, voice processing method, and non-transitory computer-readable storage medium to determine whether voice signals are in a conversation stateFUJITSU LTD·Filed 2016·Granted Mar 13, 2018·4 cites·13 claims
- 0576US9672809B2Speech processing device and methodFUJITSU LTD·Filed 2014·Granted Jun 6, 2017·6 cites·14 claims
- 0673US11721357B2Voice processing method and voice processing apparatusFUJITSU LTD·Filed 2020·Granted Aug 8, 2023·1 cites·12 claims
- 0772US7664650B2Speech speed converting device and speech speed converting methodFUJITSU LTD·Filed 2005·Granted Feb 16, 2010·7 cites·8 claims
- 0871US9160404B2Reverberation reduction device and reverberation reduction methodFUJITSU LTD·Filed 2012·Granted Oct 13, 2015·4 cites·19 claims
- 0970US8774397B2Telephone and voice adjustment method for telephoneFUJITSU LTD·Filed 2012·Granted Jul 8, 2014·2 cites·20 claims
- 1070US8280727B2Voice band expansion device, voice band expansion method, and communication apparatusENDO KAORI·Filed 2010·Granted Oct 2, 2012·5 cites·18 claims
- 1170US8243941B2Active noise reduction system and active noise reduction methodTOGAWA TARO·Filed 2009·Granted Aug 14, 2012·5 cites·18 claims
- 1268US10096330B2Utterance condition determination apparatus and methodFUJITSU LTD·Filed 2016·Granted Oct 9, 2018·2 cites·19 claims
- 1366US9271089B2Voice control device and voice control methodFUJITSU LTD·Filed 2013·Granted Feb 23, 2016·2 cites·7 claims
- 1463US12482297B2Computer-readable recording medium storing information processing program, information processing method, and information processing apparatusFUJITSU LTD·Filed 2024·Granted Nov 25, 2025·0 cites·6 claims
- 1563US9443537B2Voice processing device and voice processing method for controlling silent period between sound periodsFUJITSU LTD·Filed 2014·Granted Sep 13, 2016·2 cites·18 claims
- 1663US8005219B2Data decryption apparatus and data encryption apparatusFUJITSU LTD·Filed 2007·Granted Aug 23, 2011·2 cites·18 claims
- 1761US2025045977A1Computer-readable recording medium storing avatar generating program, avatar generating method, and information processing deviceFUJITSU LTD·Filed 2024·Application pending·0 cites
- 1860US8560308B2Speech sound enhancement device utilizing ratio of the ambient to background noiseENDO KAORI·Filed 2009·Granted Oct 15, 2013·3 cites·14 claims
- 1959US9330678B2Voice control device, voice control method, and portable terminal deviceFUJITSU LTD·Filed 2013·Granted May 3, 2016·1 cites·10 claims
- 2059US2025124710A1Non-transitory computer-readable recording medium storing generation program, generation method, and information processing deviceFUJITSU LTD·Filed 2024·Application pending·0 cites
- 2158US9093077B2Reverberation suppression device, reverberation suppression method, and computer-readable storage medium storing a reverberation suppression programOTANI TAKESHI·Filed 2012·Granted Jul 28, 2015·1 cites·15 claims
- 2257US2025045787A1Computer-readable recording medium storing evaluation program, evaluation method, and information processing apparatusFUJITSU LTD·Filed 2024·Application pending·0 cites
- 2356US8364475B2Voice processing apparatus and voice processing method for changing accoustic feature quantity of received voice signalFUJITSU LTD·Filed 2009·Granted Jan 29, 2013·1 cites·15 claims
- 2455US2024193671A1Non-transitory computer-readable recording medium, information processing method, and information processing deviceFUJITSU LTD·Filed 2023·Application pending·0 cites
- 2554US9629582B2Apnea episode determination device and apnea episode determination methodFUJITSU LTD·Filed 2012·Granted Apr 25, 2017·1 cites·13 claims
- 2653US2010142727A1Sound processing methods and apparatusFUJITSU LTD·Filed 2009·Application pending·0 cites
- 2751US10832687B2Audio processing device and audio processing methodFUJITSU LTD·Filed 2018·Granted Nov 10, 2020·0 cites·13 claims
- 2851US9420370B2Audio processing device and audio processing methodFUJITSU LTD·Filed 2015·Granted Aug 16, 2016·0 cites·12 claims
- 2951US9247076B2Portable terminal device and method of controlling portable terminal deviceFUJITSU LTD·Filed 2013·Granted Jan 26, 2016·0 cites·11 claims
- 3051US2009234241A1Recording medium, device, and method for sleep apnea detectionFUJITSU LTD·Filed 2009·Application pending·0 cites
- 3150US8924199B2Voice correction device, voice correction method, and recording medium storing voice correction programISHIKAWA CHISATO·Filed 2011·Granted Dec 30, 2014·1 cites·14 claims
- 3250US8558691B2Sensing apparatus, sensor information gathering apparatus, sensing method, and remote sensing methodOTA YASUJI·Filed 2009·Granted Oct 15, 2013·0 cites·15 claims
- 3350US8155333B2Active noise control apparatusTOGAWA TARO·Filed 2009·Granted Apr 10, 2012·0 cites·10 claims
- 3450US2013188799A1Audio processing device and audio processing methodFUJITSU LTD·Filed 2012·Application pending·0 cites
- 3549US11232810B2Voice evaluation method, voice evaluation apparatus, and recording medium for evaluating an impression correlated to pitchFUJITSU LTD·Filed 2019·Granted Jan 25, 2022·0 cites·17 claims
- 3649US10741198B2Information processing apparatus, method and non-transitory computer-readable storage mediumFUJITSU LTD·Filed 2018·Granted Aug 11, 2020·0 cites·17 claims
- 3748US2021027796A1Non-transitory computer-readable storage medium for storing detection program, detection method, and detection apparatusFUJITSU LTD·Filed 2020·Application pending·0 cites
- 3847US10679645B2Confused state determination device, confused state determination method, and storage mediumFUJITSU LTD·Filed 2018·Granted Jun 9, 2020·0 cites·13 claims
- 3947US10014838B2Gain adjustment apparatus and gain adjustment methodFUJITSU LTD·Filed 2017·Granted Jul 3, 2018·0 cites·8 claims
- 4047US9330679B2Voice processing device, voice processing methodFUJITSU LTD·Filed 2013·Granted May 3, 2016·0 cites·14 claims
- 4147US7925500B2Pitch conversion method and device for converting a pitch of an input signal into a desired pitchFUJITSU LTD·Filed 2007·Granted Apr 12, 2011·0 cites·16 claims
- 4246US11069373B2Speech processing method, speech processing apparatus, and non-transitory computer-readable storage medium for storing speech processing computer programFUJITSU LTD·Filed 2018·Granted Jul 20, 2021·0 cites·20 claims
- 4346US10885931B2Voice processing method, voice processing apparatus, and non-transitory computer-readable storage medium for storing voice processing computer programFUJITSU LTD·Filed 2018·Granted Jan 5, 2021·0 cites·18 claims
- 4446US9426570B2Audio processing device and methodFUJITSU LTD·Filed 2013·Granted Aug 23, 2016·0 cites·21 claims
- 4546US8526578B2Voice communication apparatusOTANI TAKESHI·Filed 2012·Granted Sep 3, 2013·0 cites·6 claims
- 4645US10381023B2Speech evaluation apparatus and speech evaluation methodFUJITSU LTD·Filed 2017·Granted Aug 13, 2019·0 cites·7 claims
- 4745US8751221B2Communication apparatus for adjusting a voice signalENDO KAORI·Filed 2009·Granted Jun 10, 2014·0 cites·10 claims
- 4844US10861477B2Recording medium recording utterance impression determination program by changing fundamental frequency of voice signal, utterance impression determination method by changing fundamental frequency of voice signal, and information processing apparatus for utterance impression determination by changing fundamental frequency of voice signalFUJITSU LTD·Filed 2018·Granted Dec 8, 2020·0 cites·17 claims
- 4944US10636438B2Method, information processing apparatus for processing speech, and non-transitory computer-readable storage mediumFUJITSU LTD·Filed 2018·Granted Apr 28, 2020·0 cites·20 claims
- 5043US11004463B2Speech processing method, apparatus, and non-transitory computer-readable storage medium for storing a computer program for pitch frequency detection based upon a learned valueFUJITSU LTD·Filed 2018·Granted May 11, 2021·0 cites·12 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →