DF

Donn A. Frincke

General Motors: 2 patents #6,250 of 18,328Top 35%
Overall (All Time): #2,029,019 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9032922 Camshaft assembly Joseph J. Moon, Joel Cowgill, Hans-Guido Kemmer, Robert J. Moran 2015-05-19
7484484 Cylinder deactivation apparatus incorporating a distributed accumulator Mark Stabinsky, William C. Albertson 2009-02-03