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

Karl Glenn Niessner

UG United States Gypsum: 1 patents #3 of 15Top 20%
📍 Mundelein, IL: #8 of 28 inventorsTop 30%
🗺 Illinois: #1,799 of 6,351 inventorsTop 30%
Overall (2025): #323,174 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12291485 Gypsum cement compositions with aggregate stabilizers and methods for forming floor underlayment Dennis Mark Lettkeman, John W. Wilson, William Kelly Bedwell 2025-05-06