DS

David Schrenk

UN Unknown: 3 patents #7,366 of 83,584Top 9%
DU Duracell: 1 patents #120 of 239Top 55%
Overall (All Time): #2,284,645 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5389913 Warning system for vehicles Ronald Boser, Vito Farinola, Bert Greenberg 1995-02-14
4791036 Anode conductor for alkaline cells Patrick E. Murphy 1988-12-13