William R. Engstrom

📍 Belmont, MA: #652 of 1,163 inventorsTop 60%

🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%

Overall (All Time): #2,373,550 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4231425	Extracorporeal circuit blood heat exchanger	—	1980-11-04
4205677	Cardiotomy suction control system and valve	—	1980-06-03