Per Troein

📍 Foxborough, MA: #106 of 211 inventorsTop 55%

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

Overall (All Time): #2,332,935 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4863426	Percutaneous venous catheter	Michael C. Ferragamo	1989-09-05
4743231	Drug administration needle unit	Donald A. Kay	1988-05-10