DJ

Duane P. Johnson

EI Electric Power Research Institute: 1 patents #421 of 1,201Top 40%
📍 El Granada, CA: #60 of 115 inventorsTop 55%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,147,599 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7388369 Method and apparatus for measuring hydrogen concentration in zirconium alloy components in the fuel pool of a nuclear power plant Kurt Edsinger, Suresh K. Yagnik 2008-06-17
4204159 Eddy-current test probe with segmented circumferential test gap and method for inspection of materials Suren Sarian 1980-05-20