Inventor · disambiguated record
Andrew Paul Haldeman
Also filed as: HALDEMAN ANDREW · HALDEMAN ANDREW P · HALDEMAN ANDREW PAUL
36 granted patents·6 pending applications·77 citations·filing 2013–2024
96Inventor score
Top patents by PatentIndex Score
42 records- 0193US10384771B2Gimbaled tail rotor hub with spherical elastomeric centrifugal force bearing for blade retention and pitch change articulationBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Aug 20, 2019·6 cites·18 claims
- 0290US9657582B2Gimbaled tail rotor hub with spherical elastomeric centrifugal force bearing for blade retention and pitch change articulationBELL HELICOPTER TEXTRON INC·Filed 2013·Granted May 23, 2017·13 cites·19 claims
- 0388US11932125B2Rotor break effect by using electric distributed anti-torque generators and opposing electric motor thrust to slow a main rotorTEXTRON INNOVATIONS INC·Filed 2021·Granted Mar 19, 2024·1 cites·17 claims
- 0488US11186185B2Rotor brake effect by using electric distributed anti-torque generators and opposing electric motor thrust to slow a main rotorBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Nov 30, 2021·5 cites·35 claims
- 0588US10773798B2Rotor hub with blade-to-blade dampers attached to the pitch change axisBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Sep 15, 2020·7 cites·11 claims
- 0686US12240589B2Linear actuator systemTEXTRON INNOVATIONS INC·Filed 2022·Granted Mar 4, 2025·1 cites·19 claims
- 0783US11414184B2Electric distributed propulsion with different rotor rotational speedsBELL TEXTRON INC·Filed 2019·Granted Aug 16, 2022·4 cites·9 claims
- 0882US10587103B2Flexible coupling for standpipe assemblyBELL HELICOPTER TEXTRON INC·Filed 2018·Granted Mar 10, 2020·2 cites·20 claims
- 0982US10494090B2Rotor hub with structural reinforcementsBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Dec 3, 2019·2 cites·19 claims
- 1077US11027465B2Methods for forming rotor blades having foam coresBELL HELICOPTER TEXTRON INC·Filed 2018·Granted Jun 8, 2021·1 cites·26 claims
- 1177US10633084B2Geodesic composite structuresBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Apr 28, 2020·2 cites·10 claims
- 1275US11401040B2Rotor hub fairing with integral cooling capabilitiesBELL TEXTRON INC·Filed 2020·Granted Aug 2, 2022·1 cites·18 claims
- 1375US11279477B2Rotating electric distributed anti-torque finBELL TEXTRON INC·Filed 2019·Granted Mar 22, 2022·2 cites·20 claims
- 1473US10597150B2Articulated rotor systems with blade-to-blade dampingTEXTRON INNOVATIONS INC·Filed 2018·Granted Mar 24, 2020·2 cites·18 claims
- 1571US10654567B2Composite yoke fitting for bearing attachment to rotorcraft bladeBELL HELICOPTER TEXTRON INC·Filed 2015·Granted May 19, 2020·2 cites·20 claims
- 1670US10569867B2Composite rotor system using two race track style cantilevered yokesBELL HELICOPTER TEXTRON INC·Filed 2018·Granted Feb 25, 2020·1 cites·4 claims
- 1768US11220329B2Ducted rotor statorsBELL HELICOPTER TEXTRON INC·Filed 2019·Granted Jan 11, 2022·1 cites·20 claims
- 1868US9505490B2Composite rotor system using two race track style cantilevered yokesBELL HELICOPTER TEXTRON INC·Filed 2013·Granted Nov 29, 2016·3 cites·14 claims
- 1966US12473084B1Teetering rotor yoke with pitched armsTEXTRON INNOVATIONS INC·Filed 2024·Granted Nov 18, 2025·0 cites·20 claims
- 2066US10814971B2Tail rotor housingBELL HELICOPTER TEXTRON INC·Filed 2018·Granted Oct 27, 2020·1 cites·20 claims
- 2166US10086934B2Composite rotor system using two race track style cantilevered yokesBELL HELICOPTER TEXTRON INC·Filed 2016·Granted Oct 2, 2018·1 cites·9 claims
- 2264US10988243B2Tension-torsion strapBELL TEXTRON INC·Filed 2019·Granted Apr 27, 2021·0 cites·17 claims
- 2364USD896730SCombined aircraft fuselage and empennageBELL TEXTRON INC·Filed 2019·Granted Sep 22, 2020·9 cites·1 claims
- 2464US10752346B2Rotor assembly with composite static mastBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Aug 25, 2020·1 cites·18 claims
- 2563USD894814SAircraftBELL TEXTRON INC·Filed 2019·Granted Sep 1, 2020·8 cites·1 claims
- 2663US10549840B2Adjustable blade balance moduleBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Feb 4, 2020·1 cites·20 claims
- 2757US11554864B2Techniques for increasing heat dissipation in lead-lag dampersBELL TEXTRON INC·Filed 2020·Granted Jan 17, 2023·0 cites·17 claims
- 2856US11440651B1Spherical bearing centrifugal force retention linkBELL TEXTRON INC·Filed 2021·Granted Sep 13, 2022·0 cites·20 claims
- 2953US11518506B2Precision blade pitch adjustmentBELL TEXTRON INC·Filed 2021·Granted Dec 6, 2022·0 cites·16 claims
- 3053US10317323B2Scaled element testing of wear protection materialsBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Jun 11, 2019·0 cites·20 claims
- 3151US10752349B2Active counterweight for main rotorBELL HELICOPTER TEXTRON INC·Filed 2018·Granted Aug 25, 2020·0 cites·19 claims
- 3250US11117654B2Tail rotor cyclic control for pitch attitude adjustmentBELL HELICOPTER TEXTRON INC·Filed 2019·Granted Sep 14, 2021·0 cites·20 claims
- 3348US2020198781A1Duct with increased thrustBELL HELICOPTER TEXTRON INC·Filed 2018·Application pending·0 cites
- 3447US10597143B2Low moment rotor hubBELL HELICOPTER TEXTRON INC·Filed 2017·Granted Mar 24, 2020·0 cites·24 claims
- 3546US11447242B2Pitch horn jointBELL TEXTRON INC·Filed 2020·Granted Sep 20, 2022·0 cites·20 claims
- 3645US10940944B2Transmission mountBELL HELICOPTER TEXTRON INC·Filed 2018·Granted Mar 9, 2021·0 cites·17 claims
- 3742US2020140077A1Bidirectional aircraft rotorBELL HELICOPTER TEXTRON INC·Filed 2018·Application pending·0 cites
- 3840US10336445B2High flapping yoke hub assembly using a cylindrical elastomeric attachment to avoid holesBELL HELICOPTER TEXTRON INC·Filed 2013·Granted Jul 2, 2019·0 cites·11 claims
- 3939US2020039641A1Abrasion strip and method of manufacturing the sameBELL HELICOPTER TEXTRON INC·Filed 2018·Application pending·0 cites
- 4039US2018290739A1Teetering tail rotor yokeBELL HELICOPTER TEXTRON INC·Filed 2017·Application pending·0 cites
- 4138US2014271214A1Amorphous metal rotor blade abrasion stripBELL HELICOPTER TEXTRON INC·Filed 2013·Application pending·0 cites
- 4233US2022126991A1Biased tension-torsion strapBELL TEXTRON INC·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →