Inventor · disambiguated record
Carlos Renato Nakagawa
Also filed as: NAKAGAWA CARLOS RENATO CALCADA · Nakagawa Carlos Renato
21 granted patents·2 pending applications·157 citations·filing 2016–2024
93Inventor score
Top patents by PatentIndex Score
23 records- 0196US11189297B1Tunable residual echo suppressorAMAZON TECH INC·Filed 2020·Granted Nov 30, 2021·14 cites·20 claims
- 0295US11606650B2Neural network-driven feedback cancellationSTARKEY LABS INC·Filed 2021·Granted Mar 14, 2023·3 cites·20 claims
- 0395US11539833B1Robust step-size control for multi-channel acoustic echo cancellerAMAZON TECH INC·Filed 2020·Granted Dec 27, 2022·7 cites·20 claims
- 0495US9848273B1Head related transfer function individualization for hearing deviceSTARKEY LABS INC·Filed 2016·Granted Dec 19, 2017·92 cites·20 claims
- 0593US10887709B1Aligned beam mergerAMAZON TECH INC·Filed 2019·Granted Jan 5, 2021·11 cites·20 claims
- 0692US11985482B2Neural network-driven feedback cancellationSTARKEY LABS INC·Filed 2023·Granted May 14, 2024·1 cites·20 claims
- 0791US11259117B1Dereverberation and noise reductionAMAZON TECH INC·Filed 2020·Granted Feb 22, 2022·4 cites·20 claims
- 0890US10097930B2Tonality-driven feedback canceler adaptationSTARKEY LABS INC·Filed 2016·Granted Oct 9, 2018·9 cites·20 claims
- 0988US11670326B1Noise detection and suppressionAMAZON TECH INC·Filed 2021·Granted Jun 6, 2023·2 cites·18 claims
- 1088US10867617B1Techniques for processing audio dataAMAZON TECH INC·Filed 2018·Granted Dec 15, 2020·7 cites·20 claims
- 1185US12064261B2Hearing assistance device incorporating virtual audio interface for therapy guidanceSTARKEY LABS INC·Filed 2023·Granted Aug 20, 2024·1 cites·21 claims
- 1282US12483844B2Neural network-driven feedback cancellationSTARKEY LABS INC·Filed 2024·Granted Nov 25, 2025·0 cites·20 claims
- 1382US11559252B2Hearing assistance device incorporating virtual audio interface for therapy guidanceSTARKEY LABS INC·Filed 2017·Granted Jan 24, 2023·6 cites·21 claims
- 1476US12446824B2Hearing assistance device incorporating virtual audio interface for therapy guidanceSTARKEY LABS INC·Filed 2024·Granted Oct 21, 2025·0 cites·20 claims
- 1565US2024381045A1Multi-device localizationAMAZON TECH INC·Filed 2024·Application pending·0 cites
- 1661US11517708B2Ear-worn electronic device for conducting and monitoring mental exercisesSTARKEY LABS INC·Filed 2020·Granted Dec 6, 2022·0 cites·25 claims
- 1758US12058509B1Multi-device localizationAMAZON TECH INC·Filed 2021·Granted Aug 6, 2024·0 cites·21 claims
- 1858US11714157B2System to determine direction toward userAMAZON TECH INC·Filed 2021·Granted Aug 1, 2023·0 cites·20 claims
- 1954US2017311095A1Neural network-driven feedback cancellationSTARKEY LABS INC·Filed 2016·Application pending·0 cites
- 2051US12143789B1User localizationAMAZON TECH INC·Filed 2022·Granted Nov 12, 2024·0 cites·20 claims
- 2146US12444431B1Microphone reference echo cancellationAMAZON TECH INC·Filed 2021·Granted Oct 14, 2025·0 cites·23 claims
- 2244US12452621B1Multi-device localization and rangingAMAZON TECH INC·Filed 2021·Granted Oct 21, 2025·0 cites·17 claims
- 2344US11445306B2Method and apparatus for robust acoustic feedback cancellationSTARKEY LABS INC·Filed 2017·Granted Sep 13, 2022·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →