DM

David E. Malphurs

JO Johnson Outdoors: 2 patents #39 of 117Top 35%
Overall (All Time): #2,068,880 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8406083 Flasher sonar device with interleaved zoom David A. Betts, Christopher E. Arney, Christopher James Bennett, Scott Harrington 2013-03-26
7948828 Flasher sonar device with light guide David A. Betts, David McLeod 2011-05-24