JS

James R. Spartz

📍 Brainerd, MN: #36 of 71 inventorsTop 55%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,602,972 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6332599 Footing forms for concrete monolith construction — 2001-12-25