MR

Michael Ritch

LC Lafarge Canada: 1 patents #11 of 28Top 40%
Overall (All Time): #3,545,123 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6391105 Enhancement of cement clinker yield David Bridson Oates, Kevin Cail, Paul Lehoux, Robert Kim Ungar, Donald Stephen Hopkins +1 more 2002-05-21