RK

Ron Keffer

📍 Harrison City, PA: #4 of 6 inventorsTop 70%
🗺 Pennsylvania: #2,390 of 7,701 inventorsTop 35%
Overall (2024): #293,536 of 561,600Top 55%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11981590 Multiple chamber septic tank with a plurality of large and small access ports John R. Smith, Robert Horger, Andrew C. Middleton, Robin L. Weightman, Peter Goodale +1 more 2024-05-14