SM

Stephen J. Matheson

IC Irvin Industries Canada: 2 patents #3 of 7Top 45%
📍 Fort Erie, CA: #9 of 43 inventorsTop 25%
Overall (All Time): #2,296,672 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5373595 Air support device Peter D. Johnson, James V. Hogan, David B. Webb, John M. Rossiter 1994-12-20
5343893 Distribution valve James V. Hogan 1994-09-06