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USPTO Patent Rankings Data through Dec 31, 2025
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David Carruthers — 1 Patent in 2020

EXExfo: 1 patents #5 of 18Top 30%
Overall (2020): #504,045 of 565,922Top 90%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10834169 System and method of communicating with and controlling a test device 2020-11-10 $800,000