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Gregory L. Onken

Illinois Tool Works: 2 patents #1,548 of 4,258Top 40%
📍 Madison, WI: #1,182 of 4,527 inventorsTop 30%
🗺 Wisconsin: #10,776 of 40,088 inventorsTop 30%
Overall (All Time): #1,267,258 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6827534 Air return bulkhead — 2004-12-07
6626753 Air return bulkhead — 2003-09-30
6203419 Air return bulkhead — 2001-03-20
5993310 Air return bulkhead — 1999-11-30