RG

Richard L. Grace

📍 Monroeville, PA: #21 of 81 inventorsTop 30%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #66,043 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4847783 Gas sensing instrument Alberto M. Guzman, Marc A. Portnoff, David A. Purta, Paul D. Runco, John G. Tabacchi 1989-07-11