Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DH

David Andrew Hannwacker

GE: 9 patents #3,747 of 36,430Top 15%
Boston, MA: #839 of 5,993 inventorsTop 15%
Massachusetts: #14,132 of 88,656 inventorsTop 20%
Overall (All Time): #565,565 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
10473332 Combustor assembly Stephen John Howell, John Carl Jacobson, Joseph Douglas Monty 2019-11-12
10428736 Combustor assembly Stephen John Howell 2019-10-01
10429070 Combustor assembly Stephen John Howell 2019-10-01
10378771 Combustor assembly Stephen John Howell, John Carl Jacobson 2019-08-13
10317085 Combustor assembly Stephen John Howell, John Carl Jacobson 2019-06-11
10281153 Combustor assembly Stephen John Howell 2019-05-07
10228136 Combustor assembly Stephen John Howell 2019-03-12
10222065 Combustor assembly for a gas turbine engine Stephen John Howell, John Carl Jacobson 2019-03-05
9488110 Device and method for preventing leakage of air between multiple turbine components George Joe-Kueng Chan, Victor Hugo Silva Correia, Robert Proctor 2016-11-08