DS

David J. Schmidt

3M: 1 patents #276 of 881Top 35%
📍 Lake Elmo, MN: #15 of 37 inventorsTop 45%
🗺 Minnesota: #1,731 of 5,562 inventorsTop 35%
Overall (2025): #409,080 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D1057296 Air supply attachment for a helmet Benjamin A. Johnson, Paul A. Martinson, Garry J. Walker, David L. Ausen 2025-01-07