JH

James E. Halwachs

JE Johnson Engineering: 2 patents #1 of 9Top 15%
Overall (All Time): #2,232,804 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6327220 Sonar location monitor Benjamin K. Miller, Jr., Arnold F. Farstad 2001-12-04
5907281 Swimmer location monitor Benjamin K. Miller, Jr., Arnold J. Farstad 1999-05-25