DB

David C. Boyer

Illinois Tool Works: 2 patents #2 of 35Top 6%
📍 Madison, WI: #5 of 65 inventorsTop 8%
🗺 Wisconsin: #44 of 927 inventorsTop 5%
Overall (1982): #15,345 of 81,411Top 20%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4365582 Differential pressure signal device William E. Ruehl 1982-12-28
D262864 Screw anchor John N. Schavilje 1982-02-02