WS

William E. Sikkenga

HR Howmet Research: 1 patents #6 of 28Top 25%
📍 Hillsdale, MI: #2 of 6 inventorsTop 35%
🗺 Michigan: #1,659 of 6,198 inventorsTop 30%
Overall (2002): #90,628 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6347660 Multipiece core assembly for cast airfoil Arthur W. Grumm 2002-02-19