HP

Harold D. Portnoy

📍 Bloomfield Hills, MI: #656 of 1,072 inventorsTop 65%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,938,206 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4867741 Physiological draining system with differential pressure and compensating valves — 1989-09-19