SF

Shing-Lai Ferng

Overall (All Time): #1,649,329 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5588909 Solar power-operated cooling system for motor vehicles 1996-12-31
5237490 Solar power-operated, construction work warning lamp with focusing device for intensifying the intensity of light 1993-08-17
5152601 Solar power-operated construction work warning lamp 1992-10-06