TD

Thomas E. Drummond

3M: 2 patents #162 of 1,132Top 15%
📍 Stillwater, MN: #20 of 100 inventorsTop 20%
🗺 Minnesota: #590 of 4,663 inventorsTop 15%
Overall (2004): #38,210 of 270,089Top 15%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6725966 Stethoscope — 2004-04-27
D487928 Stethoscope chestpiece Douglas W. Voegeli 2004-03-30