DJ

Daniel C. Spears, Jr.

📍 Jefferson City, TN: #15 of 43 inventorsTop 35%
🗺 Tennessee: #7,532 of 20,272 inventorsTop 40%
Overall (All Time): #2,101,647 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7876234 Trailer depth gauge 2011-01-25
7523952 Trailer depth gauge 2009-04-28