MG

Mike S. Gratz

Overall (All Time): #3,448,165 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6890440 Method and apparatus for enhancing filter bed performance Dennis Chilcote, Robert E. Clifford, III, John Mills, Gregory Vineretsky, Daniel McGraw +3 more 2005-05-10