JD

Johnnie G. Downing

📍 Arlington, TX: #941 of 1,708 inventorsTop 60%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,861,622 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5156662 Exterior central air filtering system Edward J. O'Neal 1992-10-20