Inventor
DAGGETT DAVID L
US7 patents
Patents
7 patentsUS8016228B2Sep 13, 2011
Combined fuel cell aircraft auxiliary power unit and environmental control system
BOEING CO49 citations96
US7966830B2Jun 28, 2011
Fuel cell/combustor systems and methods for aircraft and other applications
BOEING CO56 citations96
US7380749B2Jun 3, 2008
Combined fuel cell aircraft auxiliary power unit and environmental control system
BOEING CO105 citations96
US6641084B1Nov 4, 2003
Solid oxide fuel cell as auxiliary power source installation in transport aircraft
BOEING CO122 citations93
US6698687B2Mar 2, 2004
Aircraft wing heat exchanger apparatus and method
BOEING CO11 citations72
US6644033B2Nov 11, 2003
Tip impingement turbine air starter for turbine engine
BOEING CO12 citations72
US6722136B2Apr 20, 2004
Aircraft engine water misting inter-cooler
BOEING CO5 citations61