JS

Joseph Shifrin

Overall (All Time): #1,547,164 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8581430 Hydro turbine generator Salvatore Shifrin 2013-11-12
8125096 Hydro turbine generator Salvatore Shifrin 2012-02-28
7579703 Hydroelectric in-pipe generator 2009-08-25