Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Brian E. Appelwick — 1 Patent

Madison, SD: #8 of 18 inventorsTop 45%
South Dakota: #1,084 of 2,308 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Brian E. Appelwick has been granted 1 US patent. All of these patents were granted in 1994. Brian E. Appelwick ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Brian E. Appelwick in Madison, SD, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5293903 T-connector for use in plumbing 1994-03-15