WJ

Willard L. Johnson

📍 Huntington Woods, MI: #4 of 8 inventorsTop 50%
🗺 Michigan: #694 of 3,452 inventorsTop 25%
Overall (1989): #43,969 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4859332 Filter leaf cleaning jet apparatus — 1989-08-22