Inventor · disambiguated record
Takayuki Arakawa
Also filed as: ARAKAWA TAKAYUKI
37 granted patents·15 pending applications·32 citations·filing 2006–2024
95Inventor score
Top patents by PatentIndex Score
52 records- 0181US10867019B2Personal authentication device, personal authentication method, and personal authentication program using acoustic signal propagationNEC CORP·Filed 2016·Granted Dec 15, 2020·6 cites·11 claims
- 0280US12248548B2Detection of attachment problem of apparatus being worn by userNEC CORP·Filed 2023·Granted Mar 11, 2025·0 cites·9 claims
- 0380US12248547B2Detection of attachment problem of apparatus being worn by userNEC CORP·Filed 2023·Granted Mar 11, 2025·0 cites·9 claims
- 0480US12248550B2Detection of attachment problem of apparatus being worn by userNEC CORP·Filed 2023·Granted Mar 11, 2025·0 cites·9 claims
- 0578US11977617B2Detection of attachment problem of apparatus being worn by userNEC CORP·Filed 2022·Granted May 7, 2024·0 cites·9 claims
- 0678US11895455B2Information processing device, wearable device, information processing method, and storage mediumNEC CORP·Filed 2018·Granted Feb 6, 2024·2 cites·21 claims
- 0777US11743662B2Voice input/output apparatus, hearing aid, voice input/output method, and voice input/output programNEC CORP·Filed 2019·Granted Aug 29, 2023·2 cites·15 claims
- 0876US12216752B2Personal authentication device based on echo sounds, personal authentication method, and recording mediumNEC CORP·Filed 2024·Granted Feb 4, 2025·0 cites·3 claims
- 0975US12189745B2Acoustic personal authentication device, personal authentication method, and recording mediumNEC CORP·Filed 2023·Granted Jan 7, 2025·0 cites·9 claims
- 1074US12042328B2Information processing device, wearable device, information processing method, and storage mediumNEC CORP·Filed 2018·Granted Jul 23, 2024·1 cites·10 claims
- 1173US12120480B2Information processing device, wearable device, information processing method, and storage mediumNEC CORP·Filed 2023·Granted Oct 15, 2024·0 cites·17 claims
- 1271US8213563B1Control rodARAKAWA TAKAYUKI·Filed 2008·Granted Jul 3, 2012·2 cites·8 claims
- 1369US2022382846A1Personal authentication device, personal authentication method, and recording mediumNEC CORP·Filed 2022·Application pending·0 cites
- 1468US12255890B2Biometric authentication device, biometric authentication system, biometric authentication method and recording mediumNEC CORP·Filed 2022·Granted Mar 18, 2025·0 cites·6 claims
- 1567US2023353953A1Voice input/output apparatus, hearing aid, voice input/output method, and voice input/output programNEC CORP·Filed 2023·Application pending·0 cites
- 1666US8401844B2Gain control system, gain control method, and gain control programARAKAWA TAKAYUKI·Filed 2007·Granted Mar 19, 2013·5 cites·20 claims
- 1762US12507621B2Guide for rear discharge of lawn mowerHONDA MOTOR CO LTD·Filed 2022·Granted Dec 30, 2025·0 cites·20 claims
- 1861US8812313B2Voice activity detector, voice activity detection program, and parameter adjusting methodARAKAWA TAKAYUKI·Filed 2009·Granted Aug 19, 2014·3 cites·19 claims
- 1960US9047562B2Data processing device, information storage medium storing computer program therefor and data processing methodOKABE KOJI·Filed 2010·Granted Jun 2, 2015·3 cites·7 claims
- 2060US8612225B2Voice recognition device, voice recognition method, and voice recognition programARAKAWA TAKAYUKI·Filed 2008·Granted Dec 17, 2013·3 cites·22 claims
- 2159US12239437B2Device, method, and program for determining parameter indicating shape of ear canal based on layers perpendicular to calculated center line of ear canalNEC CORP·Filed 2019·Granted Mar 4, 2025·0 cites·6 claims
- 2258US2021201918A1Biometric authentication device, biometric authentication method, and recording mediumNEC CORP·Filed 2019·Application pending·0 cites
- 2357US11537695B2Detection of attachment problem of apparatus being worn by userNEC CORP·Filed 2017·Granted Dec 27, 2022·0 cites·18 claims
- 2457US9613631B2Noise suppression system, method and programARAKAWA TAKAYUKI·Filed 2006·Granted Apr 4, 2017·2 cites·27 claims
- 2557US8938389B2Voice activity detector, voice activity detection program, and parameter adjusting methodARAKAWA TAKAYUKI·Filed 2009·Granted Jan 20, 2015·2 cites·30 claims
- 2655US12167208B2Ear model, performance evaluation method, and performance evaluation systemNEC CORP·Filed 2019·Granted Dec 10, 2024·0 cites·11 claims
- 2755US11937040B2Information processing device, information processing method, and storage mediumNEC CORP·Filed 2019·Granted Mar 19, 2024·0 cites·16 claims
- 2855US11734399B2Acoustic personal authentication device, personal authentication method, and recording mediumNEC CORP·Filed 2017·Granted Aug 22, 2023·0 cites·16 claims
- 2955US11405388B2Biometric authentication device, biometric authentication system, biometric authentication method and recording mediumNEC CORP·Filed 2018·Granted Aug 2, 2022·0 cites·8 claims
- 3053US8694308B2System, method and program for voice detectionARAKAWA TAKAYUKI·Filed 2008·Granted Apr 8, 2014·1 cites·36 claims
- 3152US11984136B2Emotion estimation apparatus, emotion estimation method, and computer readable recording mediumNEC CORP·Filed 2019·Granted May 14, 2024·0 cites·16 claims
- 3252US2019213313A1Personal authentication device, personal authentication method, and recording mediumNEC CORP·Filed 2017·Application pending·0 cites
- 3350US12175997B2Information processing device, wearable device, information processing method, and storage mediumNEC CORP·Filed 2020·Granted Dec 24, 2024·0 cites·14 claims
- 3449US12336856B2State estimation apparatus, state estimation method, and computer readable recording mediumNEC CORP·Filed 2019·Granted Jun 24, 2025·0 cites·8 claims
- 3549US2024329917A1Electronic device, program, and systemKYOCERA CORP·Filed 2022·Application pending·0 cites
- 3646US12189453B2Information processing device, wearable device, information processing method, and storage mediumNEC CORP·Filed 2018·Granted Jan 7, 2025·0 cites·19 claims
- 3746US2023008680A1In-ear acoustic authentication device, in-ear acoustic authentication method, and recording mediumNEC CORP·Filed 2019·Application pending·0 cites
- 3846US2022151514A1Attribute estimation apparatus, attribute estimation method, and computer readable recording mediumNEC CORP·Filed 2019·Application pending·0 cites
- 3944US2022392472A1Audio signal processing device, audio signal processing method, and storage mediumNEC CORP·Filed 2019·Application pending·0 cites
- 4042US9299360B2Speech processing apparatus, control method thereof, storage medium storing control program thereof, and vehicle, information processing apparatus, and information processing system including the speech processing apparatusARAKAWA TAKAYUKI·Filed 2011·Granted Mar 29, 2016·0 cites·9 claims
- 4142US9293131B2Voice activity segmentation device, voice activity segmentation method, and voice activity segmentation programARAKAWA TAKAYUKI·Filed 2011·Granted Mar 22, 2016·0 cites·10 claims
- 4242US2024348977A1Electronic device, program, and systemKYOCERA CORP·Filed 2022·Application pending·0 cites
- 4341US9286913B2Atmosphere expression word selection system, atmosphere expression word selection method, and programNOMURA TOSHIYUKI·Filed 2011·Granted Mar 15, 2016·0 cites·15 claims
- 4441US2013282370A1Speech processing apparatus, control method thereof, storage medium storing control program thereof, and vehicle, information processing apparatus, and information processing system including the speech processing apparatusARAKAWA TAKAYUKI·Filed 2011·Application pending·0 cites
- 4541US2013311175A1Speech processing apparatus, control method thereof, storage medium storing control program thereof, and vehicle, information processing apparatus, and information processing system including the speech processing apparatusARAKAWA TAKAYUKI·Filed 2011·Application pending·0 cites
- 4641US2022343653A1Image processing device, person search system, image processing method, and non-transitory computer readable mediumNEC CORP·Filed 2019·Application pending·0 cites
- 4740US9002709B2Voice recognition system and voice recognition methodARAKAWA TAKAYUKI·Filed 2010·Granted Apr 7, 2015·0 cites·9 claims
- 4839US2013185068A1Speech recognition device, speech recognition method and programTANAKA DAISUKE·Filed 2011·Application pending·0 cites
- 4937US2013144609A1Text processing system, text processing method, and text processing programOSADA SEIYA·Filed 2011·Application pending·0 cites
- 5034US9583095B2Speech processing device, method, and storage mediumHANAZAWA KEN·Filed 2010·Granted Feb 28, 2017·0 cites·8 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →