JP

James A. Porterfield

📍 Hudson, OH: #268 of 536 inventorsTop 50%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #1,911,507 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10695604 Exercise device — 2020-06-30
4794916 Lumbar stabilizer Marie A. Stringer 1989-01-03