DB

David A. Betts

JO Johnson Outdoors: 1 patents #2 of 12Top 20%
📍 Eufaula, AL: #1 of 3 inventorsTop 35%
🗺 Alabama: #61 of 682 inventorsTop 9%
Overall (2011): #106,137 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7978862 Method and apparatus for audio signal processing 2011-07-12
7948828 Flasher sonar device with light guide David E. Malphurs, David McLeod 2011-05-24