JS

Joel Shurgan

DU Duro-Test: 2 patents #6 of 20Top 30%
Overall (All Time): #2,341,422 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4649319 Gas discharge lamp starter — 1987-03-10
4211958 Phantom fluorescent lamp with safety switch Elwood D. Bickford 1980-07-08