Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Hanchi Chen — 2 Patents in 2023

Apple: 2 patents #1,438 of 5,567Top 30%
Cupertino, CA: #369 of 1,427 inventorsTop 30%
California: #14,133 of 67,585 inventorsTop 25%
Overall (2023): #153,307 of 537,848Top 30%
2 Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11741939 Headphone with multiple reference microphones ANC and transparency Sarthak Khanal, Yang Lu, Vladan Bajic, Esge B. Andersen 2023-08-29
11722809 Acoustic detection of in-ear headphone fit Esge B. Andersen, Andrew E. Greenwood, Tom-Davy W. Saux, Baptiste P. Paquier, Raghavendra S. Prabhu 2023-08-08