Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DC

David C. Campbell — 1 Patent in 2020

BDBlack & Decker: 1 patents #215 of 326Top 70%
Bel Air, MD: #20 of 62 inventorsTop 35%
Maryland: #1,250 of 4,116 inventorsTop 35%
Overall (2020): #504,121 of 565,922Top 90%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10706640 System and method for identifying a power tool Kevin Wenger, Oleksiy P. Sergyeyenko, Steven J. Phillips, Renee Pie, Leisa Glispy +2 more 2020-07-07