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USPTO Patent Rankings Data through Dec 31, 2025
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Hermann Urban — 1 Patent

DRDravo: 1 patents #27 of 74Top 40%
Pittsburgh, PA: #4,609 of 7,570 inventorsTop 65%
Pennsylvania: #43,533 of 74,527 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Hermann Urban has been granted 1 US patent while listed as an inventor at Dravo. All of these patents were granted in 1981. Hermann Urban ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Hermann Urban in Pittsburgh, PA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4268204 Continuous ship unloader Samuel K. Stellfox 1981-05-19 $1,834,000