Inventor
MOFFITT ROBERT C
US16 patents
⚠️ This page may combine multiple inventors who share the name “MOFFITT ROBERT C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIKORSKY AIRCRAFT CORP
10 patentsUS5620303AApr 15, 1997
Rotor system having alternating length rotor blades for reducing blade-vortex interaction (BVI) noise
SIKORSKY AIRCRAFT CORP58 citations93
US5735670AApr 7, 1998
Rotor system having alternating length rotor blades and positioning means therefor for reducing blade-vortex interaction (BVI) noise
SIKORSKY AIRCRAFT CORP48 citations92
US6932569B2Aug 23, 2005
Active control of multi-element rotor blade airfoils
SIKORSKY AIRCRAFT CORP19 citations91
US6840741B1Jan 11, 2005
Leading edge slat airfoil for multi-element rotor blade airfoils
SIKORSKY AIRCRAFT CORP19 citations91
US6769872B2Aug 3, 2004
Active control of multi-element rotor blade airfoils
SIKORSKY AIRCRAFT CORP34 citations91
US7252479B2Aug 7, 2007
Rotor blade for a high speed rotary-wing aircraft
SIKORSKY AIRCRAFT CORP31 citations90
US7513750B2Apr 7, 2009
Rotor blade tip planform
SIKORSKY AIRCRAFT CORP21 citations88
US5620304AApr 15, 1997
Rotor system having alternating length rotor blades and positioning means therefor for reducing blade-vortex interaction (BVI) noise
SIKORSKY AIRCRAFT CORP27 citations87
US6666648B2Dec 23, 2003
Directional elastomeric coupler
SIKORSKY AIRCRAFT CORP17 citations82
US10822076B2Nov 3, 2020
Dual rotor, rotary wing aircraft
SIKORSKY AIRCRAFT CORP10 citations79
UNITED TECHNOLOGIES CORP
5 patentsUS5150857ASep 29, 1992
Shroud geometry for unmanned aerial vehicles
UNITED TECHNOLOGIES CORP142 citations95
US5253979AOct 19, 1993
Variable diameter rotor having an offset twist
UNITED TECHNOLOGIES CORP64 citations92
US5108044AApr 28, 1992
Shroud-fin integration shelf for a helicopter empennage structure
UNITED TECHNOLOGIES CORP37 citations92
US4334828AJun 15, 1982
Helicopter blade with a tip having a selected combination of sweep, taper and anhedral to improve hover efficiency
UNITED TECHNOLOGIES CORP51 citations92
US4324530AApr 13, 1982
Helicopter blade with a tip having a selected combination of sweep, taper and anhedral to improve hover efficiency
UNITED TECHNOLOGIES CORP69 citations92