Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Darryl J. DeWitt — 1 Patent in 2021

KTKidde Technologies: 1 patents #4 of 29Top 15%
Raleigh, NC: #329 of 908 inventorsTop 40%
North Carolina: #1,964 of 5,924 inventorsTop 35%
Overall (2021): #486,207 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10948363 Overheat testing apparatus for optical fiber Lei Liu 2021-03-16