DK

David P. Knivsland

3M: 1 patents #400 of 1,003Top 40%
📍 North St. Paul, MN: #5 of 8 inventorsTop 65%
🗺 Minnesota: #2,421 of 6,752 inventorsTop 40%
Overall (2023): #472,814 of 537,848Top 90%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11701528 Unitary respirator with molded thermoset elastomeric elements Paul J. Flannigan, Johannes Hoogenraad 2023-07-18