EM

Earl W. Mattson

BI Benteler Industries: 2 patents #4 of 23Top 20%
📍 Cedar Springs, MI: #22 of 47 inventorsTop 50%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,276,931 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5572867 Exhaust air rail manifold Mark W. Bekkering, Ernest C. Thomas 1996-11-12
5495873 Patterned air gap engine exhaust conduit Steven J. Butkiewicz, Samuel H. Carrier, Donald L. Fellows, Jr., Frederick B. Hill, Jr., Terrence L. Scofield 1996-03-05