Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David L. Scheffey — 1 Patent

EMEmc: 1 patents #1,879 of 3,345Top 60%
Medway, MA: #107 of 178 inventorsTop 65%
Massachusetts: #57,159 of 88,656 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David L. Scheffey has been granted 1 US patent while listed as an inventor at Emc. All of these patents were granted in 2009. David L. Scheffey ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David L. Scheffey in Medway, MA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7631143 Data storage system employing virtual disk enclosure Brett D. Niver, Steven T. McClure, Steven R. Chalmer, Kevin E. Granlund 2009-12-08 $52,889,000