DJ

Douglas Edward Johnson

B& Bush Brothers &: 1 patents #6 of 13Top 50%
📍 Knoxville, TN: #1,662 of 2,927 inventorsTop 60%
🗺 Tennessee: #10,964 of 20,272 inventorsTop 55%
Overall (All Time): #3,566,705 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6495181 Soak apparatus for leaching soluble constituents from insoluble materials Terry Lee Farris, Griscom Bettle, III, Richard R. Clark 2002-12-17