AT

Archie Tan

GS Grotnes Metalforming Systems: 2 patents #3 of 3Top 100%
PS Progressive Blasting Systems: 2 patents #3 of 13Top 25%
📍 Wilmette, IL: #121 of 495 inventorsTop 25%
🗺 Illinois: #17,877 of 84,256 inventorsTop 25%
Overall (All Time): #1,051,175 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5950472 Bead-formation in metal drum manufacture Carl C. Grotnes, Kenneth R. Babcock 1999-09-14
5142211 Five-axis robot 1992-08-25
5127199 Abrasive water jet catch tank media transporting means Joel D. Blankers 1992-07-07
4975556 Butt welding machine Vernon R. Fencl 1990-12-04
4562326 Machine for welding automotive wheel rim blanks Vernon R. Fencl 1985-12-31