MD

Matthew E. Denis

📍 Marblehead, MA: #185 of 401 inventorsTop 50%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,204,288 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6591939 Marine engine silencer Joseph I. Smullin 2003-07-15
6024617 Marine engine silencing apparatus and method Joseph I. Smullin 2000-02-15