DW

Dennis G. Welygan

3M: 3 patents #98 of 1,204Top 9%
📍 Cottage Grove, MN: #4 of 43 inventorsTop 10%
🗺 Minnesota: #343 of 4,860 inventorsTop 8%
Overall (2003): #31,641 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D482587 Abrasive product Louis S. Moren 2003-11-25
6645263 Cellular abrasive article Steven J. Keipert, John S. Luk 2003-11-11
6641627 Abrasive articles Steven J. Keipert, Louis S. Moren 2003-11-04