Navin Chatlani has been granted 14 US patents while listed as an inventor at Amazon . The first was granted in 2015 and the most recent in October 2025. Navin Chatlani ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Navin Chatlani in Maraval, PA, TT.
Patents per Year Patents granted per year, 2015 to 2023 Bar chart with a peak of 3 patents in 2022. peak 3 2015: 1 patents 2015 2016: 1 patents 2016 2017: 1 patents 2017 2019: 2 patents 2019 2020: 1 patents 2020 2021: 2 patents 2021 2022: 3 patents 2022 2023: 2 patents 2023
Issued Patents All Time
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Showing 1–14 of 14 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12456476 Noise suppression for speech data with reduced power consumption Chandan Karadagur Ananda Reddy 2025-10-28
11854564 Autonomously motile device with noise suppression Amit Singh Chhetri 2023-12-26
$187,564,000
11646009 Autonomously motile device with noise suppression Amit Singh Chhetri 2023-05-09
$390,838,000
11517708 Ear-worn electronic device for conducting and monitoring mental exercises Miquel Espi Maques , Sahar Akram , Karim Helwani , Carlos Renato Nakagawa , Tao Zhang 2022-12-06
11521635 Systems and methods for noise cancellation Amit Singh Chhetri 2022-12-06
$250,154,000
11425494 Autonomously motile device with adaptive beamforming Amit Singh Chhetri 2022-08-23
$203,003,000
11159878 Autonomously motile device with beamforming Amit Singh Chhetri , Ananth Raghavendra , Srivatsan Kandadai 2021-10-26
$307,156,000
10937418 Echo cancellation by acoustic playback estimation Krishna Kamath Koteshwara , Trausti Kristjansson , Inseok Heo , Robert Ayrapetian 2021-03-02
$210,713,000
10617842 Ear-worn electronic device for conducting and monitoring mental exercises Miguel Espi Maques , Sahar Akram , Karim Helwani , Carlos Renato Nakagawa , Tao Zhang 2020-04-14
10249322 Audio processing devices and audio processing methods Christoph Nelke , Christophe Beaugeant , Peter Vary 2019-04-02
10242689 Position-robust multiple microphone noise estimation techniques — 2019-03-26
9721584 Wind noise reduction for audio reception Fabrice Plante , Gurhan Saplakoglu 2017-08-01
9318125 Noise reduction devices and noise reduction methods — 2016-04-19
$11,756,000
9113247 Device and method for direction dependent spatial noise reduction Eghart Fischer 2015-08-18
