Matthew Francis O'Keefe

FP Filtronic Plc: 1 patents #1 of 6Top 20%

📍 Chelmsford, MA: #23 of 85 inventorsTop 30%

🗺 Massachusetts: #2,865 of 9,131 inventorsTop 35%

Overall (2011): #223,381 of 364,097Top 65%

Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7868356	Compound semiconductor substrate for a field effect transistor	Michael Charles Clausen, Richard Alun Davies, Robert Grey	2011-01-11