Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Etheridge — 1 Patent in 2021

Glendale, CA: #45 of 129 inventorsTop 35%
California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #485,709 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11015999 Determining air leakage Edward Cooper, Yingqing Zu 2021-05-25