WA

William Ahrens

VI Via.: 2 patents #4 of 19Top 25%
Overall (All Time): #1,531,227 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8735319 Metal contaminant removal compositions and methods for making and using the same Francis A. Via, Daniel T. Eyde 2014-05-27
8535422 Metal contaminant removal compositions and methods for making and using the same Francis A. Via, Daniel T. Eyde 2013-09-17
4793702 Eyeglass stem holder Sandra L. Ahrens 1988-12-27