Ronald S. Vranka

US United States Steel: 1 patents #107 of 309Top 35%

📍 Monroeville, PA: #445 of 710 inventorsTop 65%

🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #4,002,950 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4615375	Continuous casting mold friction monitor	John Eric Bower, Mark H. Mahler	1986-10-07