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USPTO Patent Rankings Data through Sept 30, 2025
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Yuwen Su — 3 Patents in 2016

Amazon: 3 patents #322 of 2,598Top 15%
Cupertino, CA: #249 of 1,508 inventorsTop 20%
California: #7,565 of 57,791 inventorsTop 15%
Overall (2016): #48,576 of 481,213Top 15%
3 Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9472203 Clock synchronization for multichannel system Robert Ayrapetian, Arnaud Jean-Louis Charton 2016-10-18
9373318 Signal rate synchronization for remote acoustic echo cancellation Kurt Piersol, Preethi Parasseri Narayanan, Robert Ayrapetian, Arnaud Jean-Louis Charton, Gabe Beddingfield +1 more 2016-06-21
9246545 Adaptive estimation of delay in audio systems Robert Ayrapetian, Arnaud Jean-Louis Charton 2016-01-26