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USPTO Patent Rankings Data through Sept 30, 2025
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Danny Keogan

NTNumerical Technologies: 1 patents #19 of 41Top 50%
Palo Alto, CA: #7,003 of 9,675 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,490,330 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6792592 Considering mask writer properties during the optical proximity correction process Christophe Pierrat 2004-09-14