DR

Donald L. Roberts

TR Traptec: 1 patents #1 of 4Top 25%
📍 Conestoga, PA: #1 of 4 inventorsTop 25%
🗺 Pennsylvania: #615 of 5,394 inventorsTop 15%
Overall (2003): #69,463 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6632168 Magnetic therapeutic device and method of use Arthur J. Devine, Larry R. Haase 2003-10-14
6600417 Graffiti detection system and method of using the same George H. Lerg, Arthur J. Devine, Randy Johnson 2003-07-29