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USPTO Patent Rankings Data through Sept 30, 2025
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Amit Singh Chhetri — 4 Patents in 2018

Amazon: 4 patents #249 of 3,429Top 8%
Sunnyvale, CA: #208 of 2,644 inventorsTop 8%
California: #4,911 of 60,411 inventorsTop 9%
Overall (2018): #49,296 of 503,207Top 10%
4 Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10147439 Volume adjustment for listening environment Trausti Kristjansson, Mohamed Mansour, Ludger Solbach 2018-12-04
9978387 Reference signal generation for acoustic echo cancellation Michael Alan Pogue 2018-05-22
9973848 Signal-enhancing beamforming in an augmented reality environment Kavitha Velusamy, Edward Dietz Crump 2018-05-15
9973849 Signal quality beam selection Xianxian Zhang, Laurent Andre Ovaert 2018-05-15