Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Douglas S. Lewing — 1 Patent

FMFiber Materials: 1 patents #7 of 18Top 40%
New York, NY: #11,395 of 20,192 inventorsTop 60%
New York: #67,335 of 115,490 inventorsTop 60%
Overall (All Time): #4,017,508 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4526770 Method of producing carbon fiber and product thereof Roger T. Pepper, Daniel Nelson 1985-07-02