Inventor
HUNTER DAVID H
US36 patents
⚠️ This page may combine multiple inventors who share the name “HUNTER DAVID H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIKORSKY AIRCRAFT CORP
25 patentsUS5601408AFeb 11, 1997
Axisymmetric elastomeric bearing assembly for helicopter rotors
SIKORSKY AIRCRAFT CORP60 citations93
US7695249B2Apr 13, 2010
Bearingless rotor blade assembly for a high speed rotary-wing aircraft
SIKORSKY AIRCRAFT CORP28 citations92
US5785497AJul 28, 1998
Control rod mounting arrangement for helicopter swashplates
SIKORSKY AIRCRAFT CORP25 citations90
US5645400AJul 8, 1997
Composite cuff structure for helicopter rotors
SIKORSKY AIRCRAFT CORP28 citations86
US9771152B2Sep 26, 2017
Flexbeam to rotor blade interface
SIKORSKY AIRCRAFT CORP8 citations82
US10822076B2Nov 3, 2020
Dual rotor, rotary wing aircraft
SIKORSKY AIRCRAFT CORP10 citations79
US6074126AJun 13, 2000
Structural interlock for inhibiting relative rotation between mating elements
SIKORSKY AIRCRAFT CORP17 citations79
US10793264B2Oct 6, 2020
Flex beam clamp for rotor assembly
SIKORSKY AIRCRAFT CORP2 citations72
US10618630B2Apr 14, 2020
Flex beam for rotor assembly
SIKORSKY AIRCRAFT CORP4 citations72
US10173770B2Jan 8, 2019
Cylindrical elastomeric bearing with tapered shims
SIKORSKY AIRCRAFT CORP2 citations72
US10214284B2Feb 26, 2019
Pitch bearing
SIKORSKY AIRCRAFT CORP6 citations71
US6568906B2May 27, 2003
Conformal sliding bearing
SIKORSKY AIRCRAFT CORP7 citations69
US10899438B2Jan 26, 2021
Seals for rotor system fairings
SIKORSKY AIRCRAFT CORP3 citations67
US11440650B2Sep 13, 2022
Independent control for upper and lower rotor of a rotary wing aircraft
SIKORSKY AIRCRAFT CORP0 citations62
US10549841B2Feb 4, 2020
Structurally efficient pin wrap
SIKORSKY AIRCRAFT CORP1 citations62
US9475576B2Oct 25, 2016
Flexbeam rotor attachment to rotor blade
SIKORSKY AIRCRAFT CORP2 citations61
US9315265B2Apr 19, 2016
Adjustable scissor control link
SIKORSKY AIRCRAFT CORP2 citations60
US5980206ANov 9, 1999
Monolithic structure having improved flaw tolerance
SIKORSKY AIRCRAFT CORP5 citations59
US10669022B2Jun 2, 2020
Bearing arrangement and an aircraft
SIKORSKY AIRCRAFT CORP0 citations51
US10538314B2Jan 21, 2020
Anti-vibration moment generating aircraft actuation system
SIKORSKY AIRCRAFT CORP0 citations48
US10717521B2Jul 21, 2020
Hub separation in dual rotor rotary wing aircraft
SIKORSKY AIRCRAFT CORP0 citations46
US10611471B2Apr 7, 2020
Light weight rigid rotor with blade fold capability
SIKORSKY AIRCRAFT CORP0 citations41
US10654566B2May 19, 2020
Integrated main rotor hub and shaft
SIKORSKY AIRCRAFT CORP0 citations39
US10618643B2Apr 14, 2020
Rotor shaft closeout plate
SIKORSKY AIRCRAFT CORP0 citations39
US9914533B2Mar 13, 2018
In-wing device retention
SIKORSKY AIRCRAFT CORP0 citations36
LOCKHEED CORP
5 patentsUS10858096B1Dec 8, 2020
Folding horn concept for rigid rotor blade fold
LOCKHEED CORP3 citations70
US11753156B2Sep 12, 2023
Main rotor blade using integral metallic center block strap assembly
LOCKHEED CORP0 citations59
US11498669B1Nov 15, 2022
Rotor system
LOCKHEED CORP0 citations52
US11884387B2Jan 30, 2024
Rotor assembly connectable to rotor hub and having pitch control
LOCKHEED CORP0 citations51
US12330776B2Jun 17, 2025
Tunable mass damper assembly for a rotor blade
LOCKHEED CORP0 citations41
UNITED TECHNOLOGIES CORP
3 patentsUS5364230ANov 15, 1994
Rotor blade subassembly for a rotor assembly having ducted, coaxial counter-rotating rotors
UNITED TECHNOLOGIES CORP61 citations95
US5340279AAug 23, 1994
Snubber assembly for a rotor assembly having ducted, coaxial counter-rotating rotors
UNITED TECHNOLOGIES CORP42 citations92
US5281099AJan 25, 1994
Integrated spline/cone seat subassembly for a rotor assembly having ducted, coaxial counter-rotating rotors
UNITED TECHNOLOGIES CORP31 citations91