DF

Douglas Freeman

📍 Panama City, FL: #12 of 40 inventorsTop 30%
🗺 Florida: #748 of 3,536 inventorsTop 25%
Overall (2005): #210,480 of 245,428Top 90%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6926522 Method and apparatus for preheating particulate material John P. Townsend, Charles R. Euston, Michael Prokesch 2005-08-09