DC

Daniel M. Calkins

CI Columbia Insurance: 1 patents #223 of 371Top 65%
📍 Parker, CO: #390 of 630 inventorsTop 65%
🗺 Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #3,346,425 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D560080 Sample display unit Terry Shoenberger, Anthony J. Knapp 2008-01-22