DA

Doug Andrews

HT Helix Technology: 2 patents #39 of 132Top 30%
Overall (All Time): #2,180,362 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6920763 Integration of automated cryopump safety purge Paul E. Amundsen, Maureen C. Buonpane, Jordan Jacobs 2005-07-26
6895766 Fail-safe cryopump safety purge delay Paul E. Amundsen, Maureen C. Buonpane, Jordan Jacobs 2005-05-24