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Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.

David A. Lesch — 1 Patent in 2025

UOUop: 1 patents #23 of 97Top 25%

Hoffman Estates, IL: #20 of 55 inventorsTop 40%

Illinois: #1,799 of 6,351 inventorsTop 30%

Overall (2025): #411,587 of 469,880Top 90%

1 Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
12285746	Selective hydroisomerization catalyst	Steven F. Zink, Wei Pan, Joseph T. Kozlowski, Sesh Prabhakar, Sergio Sanchez	2025-04-29