Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Steven R. Cordell

DADavid R. Cordell & Associates: 5 patents #1 of 1Top 100%
Silverdale, PA: #1 of 1 inventorsTop 100%
Pennsylvania: #11,794 of 74,527 inventorsTop 20%
Overall (All Time): #700,353 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12172873 Self-maintaining crane system within a hostile environment 2024-12-24
11834306 Self-maintaining crane system within a hostile environment 2023-12-05
11649144 Self-maintaining crane system within a hostile environment 2023-05-16
11034555 Self-maintaining crane system within a hostile environment 2021-06-15
10562742 Self-maintaining crane system within a hostile environment 2020-02-18
5531562 Method of operating a dumpster handling system 1996-07-02
5405233 Dumpster handling system 1995-04-11