MS

Michael J. Sapko

UI US Dept of the Interior: 1 patents #1 of 20Top 5%
📍 South Park Township, PA: #1 of 4 inventorsTop 25%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #75,449 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4799799 Determining inert content in coal dust/rock dust mixture Jack A. Ward, Jr. 1989-01-24