JF

John Fenn

DU Duracell: 2 patents #12 of 44Top 30%
📍 Mandelieu-la-Napoule, CT: #1 of 1 inventorsTop 100%
Overall (1997): #35,645 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5681666 Light transparent multilayer moisture barrier for electrochemical celltester and cell employing same Jack Treger, Bryan C. Lagos, H. Frank Gibbard, Guang-Xue Wei 1997-10-28
5607789 Light transparent multilayer moisture barrier for electrochemical cell tester and cell employing same Jack Treger, Bryan C. Lagos, H. Frank Gibbard, Guang-Xue Wei 1997-03-04