CG

Chris Grainger

SP Spacedev: 3 patents #2 of 7Top 30%
Overall (All Time): #1,548,912 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8099945 Hybrid propulsion system Frank Macklin 2012-01-24
7503165 Hybrid propulsion system Frank Macklin 2009-03-17
7069717 Hybrid propulsion system Frank Macklin 2006-07-04