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

Dennis S. Murphy

ST Stepan: 1 patents #4 of 13Top 35%
📍 Libertyville, IL: #22 of 50 inventorsTop 45%
🗺 Illinois: #1,799 of 6,351 inventorsTop 30%
Overall (2025): #405,661 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12270010 Reduced-residue hard surface cleaner and method for determining film/streak Ronald A. Masters, Mona Marie Knock, Patrick Shane Wolfe, Timothy A. Boebel, Xue Min Dong 2025-04-08