DB

Doug Blackburn

UG United States Gypsum: 1 patents #23 of 48Top 50%
📍 Port Clinton, OH: #3 of 3 inventorsTop 100%
🗺 Ohio: #2,265 of 7,143 inventorsTop 35%
Overall (2018): #434,364 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9944556 Compositions with synthetic gypsum and methods Dennis Mark Lettkeman, John W. Wilson, Mike L. Cloud, Brian K. Ball, Raymond A. Kaligian 2018-04-17