Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Sandra K. Schiller

AMAmoco: 1 patents #610 of 1,251Top 50%
Naperville, IL: #1,846 of 3,051 inventorsTop 65%
Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,866,553 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5175355 Improved process for recovery of purified terephthalic acid Debra J. Streich, Diane J. Graziano, Roger J. Grimm 1992-12-29