DS

Douglas Spence

BC Busek Co.: 2 patents #7 of 42Top 20%
Overall (All Time): #2,072,210 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8448419 Electrospray source Nathaniel Demmons, Vlad Hruby, Thomas Roy 2013-05-28
7932492 Electrospray device Nathaniel Demmons, Roy Martin, Vladimir Hruby, Thomas Roy, Eric Ehrbar +1 more 2011-04-26