MA

Michael Askren

DI Diversey: 1 patents #179 of 343Top 55%
Overall (All Time): #3,854,416 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5128211 Aluminum based phosphate final rinse Thomas C. Tesdahl, Charles Ficker 1992-07-07