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USPTO Patent Rankings Data through Sept 30, 2025
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Mark J. DuFour — 1 Patent

The Boeing: 1 patents #8,242 of 15,756Top 55%
Marysville, WA: #142 of 270 inventorsTop 55%
Washington: #48,111 of 76,902 inventorsTop 65%
Overall (All Time): #2,782,868 of 4,157,543Top 70%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10603844 Apparatus and methods for injecting filler material into a hole in a composite layer Shahriar Khosravani, Blake A. Simpson, Darrin M. Hansen 2020-03-31