Steven J. Volna

SI Sargent Industries: 1 patents #9 of 19Top 50%

📍 Minneapolis, MN: #3,628 of 6,114 inventorsTop 60%

🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%

Overall (All Time): #4,043,582 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4480700	Mechanical differential-rate counterboring tool	Raymond L. Krieger, Edward T. Able	1984-11-06