RK

Ralph Krippendorf

SU Sunpower: 1 patents #299 of 453Top 70%
📍 Stadtroda, DE: #13 of 28 inventorsTop 50%
Overall (All Time): #3,401,384 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7297865 Compact micro-concentrator for photovoltaic cells Akira Terao 2007-11-20