Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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William Rigdon — 2 Patents in 2021

BDBlack & Decker: 1 patents #78 of 251Top 35%
WCWorthington Cylinders: 1 patents #19 of 23Top 85%
Baltimore, MD: #75 of 583 inventorsTop 15%
Maryland: #504 of 3,967 inventorsTop 15%
Overall (2021): #99,449 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11139722 Motor having an external heat sink for a power tool Matthew J. Velderman, Andrew E. Seman, Jr., Daniel J. White, Paul Becke 2021-10-05
10889487 Fuel transfer station and refillable fuel cell for fuel transfer station Daniel J. White, Matthew J. Velderman, Derek Marchanti, Gary Hill 2021-01-12