Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Bruno Dufour — 1 Patent in 2021

Amazon: 1 patents #1,401 of 4,535Top 35%
Toronto, CA: #378 of 1,349 inventorsTop 30%
Overall (2021): #512,951 of 548,734Top 95%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11176934 Language switching on a speech interface device Ashwin Venkatesh Raman, Sasi Kiran Vepanjeri Lokanadha Reddy, Michal Kowalczuk, Maciej Grabon, Maciej Makowski +1 more 2021-11-16 $260,256,000