Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Ralph E. Unruh

NVIDIA: 3 patents #2,112 of 7,811Top 30%
Denver, PA: #28 of 79 inventorsTop 40%
Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,676,423 of 4,157,543Top 45%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4689259 Floor tile product and process Jesse D. Miller, James A. Tshudy 1987-08-25
4504523 Durable, low-maintenance flooring tile Jesse D. Miller, James A. Tshudy 1985-03-12
4418109 Durable, low-maintenance flooring tile Jesse D. Miller, James A. Tshudy 1983-11-29