WJ

William J. Sikula, Jr.

JD John Deere: 3 patents #1,495 of 5,518Top 30%
📍 Waterloo, IA: #98 of 348 inventorsTop 30%
🗺 Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,667,485 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4917573 Cooling fan isolation mount 1990-04-17
4522553 Combine power boost system Leon F. Nelson, Dan T. Montgomery, Michael Keith Wyffels 1985-06-11
4222875 Filter element shutoff valve 1980-09-16