JM

John Maffetone

📍 Edmonds, WA: #345 of 598 inventorsTop 60%
🗺 Washington: #48,111 of 76,902 inventorsTop 65%
Overall (All Time): #3,842,685 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5084017 Self disabling, single use, hypodermic syringe — 1992-01-28