Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Daniel J. Fritchman — 1 Patent in 2021

Apple: 1 patents #2,295 of 5,196Top 45%
Sunnyvale, CA: #1,271 of 3,062 inventorsTop 45%
California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #485,322 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11022503 Reference circuit for metrology system Jafar Savoj 2021-06-01