John C. Tverberg

CM Crucible Materials: 2 patents #27 of 58Top 50%

📍 Mukwonago, WI: #84 of 182 inventorsTop 50%

🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%

Overall (All Time): #2,216,130 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6419768	Method for producing welded tubing having a uniform microstructure	—	2002-07-16
6228445	Austenitic stainless steel article having a passivated surface layer	—	2001-05-08