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USPTO Patent Rankings Data through Sept 30, 2025
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Dyana L. Duch — 1 Patent

San Antonio, TX: #2,910 of 5,017 inventorsTop 60%
Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,670,117 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5996581 Endotracheal tube holder 1999-12-07