CR

Charles S. Rutkowski

SM Sandvik Special Metals: 2 patents #4 of 18Top 25%
📍 Kennewick, WA: #174 of 425 inventorsTop 45%
🗺 Washington: #35,300 of 76,902 inventorsTop 50%
Overall (All Time): #2,297,200 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5351515 Apparatus and method for reducing the diameter of a cylindrical workpiece Eugene R. Astley, Jon L. Osborne 1994-10-04
4993251 Rollstand having easily replaceable roll dies David J. Szendre, Jon L. Osborne, Anthony A. Duerring, Bruce O. Foster 1991-02-19