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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen E. Williams — 2 Patents in 2021

SES&C Electric: 2 patents #1 of 29Top 4%
Tabor, WI: #1 of 1 inventorsTop 100%
Wisconsin: #728 of 4,723 inventorsTop 20%
Overall (2021): #109,263 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11063450 System and method for closed-transition transfer of DC battery banks on a grid scale battery energy storage system David Porter 2021-07-13
10958074 Distributed energy storage system and method of distributing energy Donald S. Berkowitz, David Porter, Terrence Bellei, James W. Sember 2021-03-23