MH

Maryn L. Heermann

NP National Gypsum Properties: 2 patents #20 of 63Top 35%
📍 Charlotte, NC: #1,817 of 4,868 inventorsTop 40%
🗺 North Carolina: #18,756 of 45,564 inventorsTop 45%
Overall (All Time): #2,019,451 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9523198 Gypsum wallboard and method of making same William C. Martin, Eli Stav, Matthew J. Plante 2016-12-20
8016961 Gypsum wallboard and method of making same William C. Martin, Eli Stav, Matthew J. Plante 2011-09-13