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J. Michael Sawyers

📍 Haymarket, VA: #1 of 5 inventorsTop 20%
🗺 Virginia: #361 of 1,679 inventorsTop 25%
Overall (2005): #245,123 of 245,428Top 100%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6973822 Safety drive hammer for a dynamic cone penetrometer — 2005-12-13