GH

George Helmholz

Overall (All Time): #2,020,776 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9054252 Two-axis tracking Fresnel lens solar oven and stove Bingwu Gu 2015-06-09
8933323 Two-axis tracking parabolic reflector solar oven and stove Bingwu Gu 2015-01-13