Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David M. Bratby

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #2,347,092 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4575476 Dipped rubber article Howard I. Podell, Albert Goldstein, David C. Blackley, Michael James, Roger Duck 1986-03-11
4499154 Dipped rubber article Michael James, Roger Duck, Howard I. Podell, Albert Goldstein, David C. Blackley 1985-02-12