Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chao Wang — 2 Patents in 2020

Amazon: 2 patents #781 of 4,414Top 20%
Newton, MA: #111 of 538 inventorsTop 25%
Massachusetts: #2,611 of 14,474 inventorsTop 20%
Overall (2020): #184,206 of 565,922Top 35%
2 Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10803885 Audio event detection Chieh-Chi Kao, Weiran Wang, Ming Sun 2020-10-13
10796716 User presence detection Shiva Kumar Sundaram, Shiv Naga Prasad Vitaladevuni, Spyridon Matsoukas, Arindam Mandal 2020-10-06