PH

Paul Humphreys

AT Alpha Technologies: 1 patents #25 of 58Top 45%
Overall (All Time): #3,519,316 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6602627 Uninterruptible power supplies using fuel cells Frank Liu, Thanh Quoc Le, Thomas H. Sloane 2003-08-05