DC

David Cook

3M: 1 patents #327 of 1,069Top 35%
📍 Concord, MA: #13 of 52 inventorsTop 25%
🗺 Massachusetts: #1,083 of 4,501 inventorsTop 25%
Overall (1997): #164,250 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5689833 Eye shield for a respiratory mask Peter B. Allen, William A. Mittelstadt 1997-11-25