DP

Douglas Purdy

Overall (All Time): #2,584,639 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11655677 Fall arrest system David Perrin, Matthias Rossen, Brad Frehlich, Dayna Gatin, David Lund 2023-05-23