JR

John D. Ropp

📍 Natchitoches, LA: #8 of 23 inventorsTop 35%
🗺 Louisiana: #5,044 of 10,876 inventorsTop 50%
Overall (All Time): #3,813,209 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5372556 Pull-up and dip exercise device — 1994-12-13