Inventor
Donald J. Christensen
Inventor
Phoenix, AZ, US
Overview
Patents· 41 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B64Cprimary
B64CAeroplanes16%
F02KJet-propulsion plants14%
Y02TClimate change mitigation technologies related to transportation14%
Y10TTechnical subjects covered by former us classification12%
F16DCouplings for transmitting rotation9%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants7%
B64GCosmonautics4%
F16HGearing4%
F16KValves4%
F42BExplosive charges, e.g. for blasting, fireworks, ammunition4%
PatentTitleYear
10,443,541Aircraft thrust reverser system with alternate reverse thrust load path201910,093,412Pneumatic taxi system20189,688,394'Roller-based drive systems with compliance for accommodating non-conjugate meshing'20179,550,564'Aircraft wheel driving system'20179,499,260'Aircraft landing gear wheel with integral gear drive'20169,290,264'Aircraft selectively engageable electric taxi system'20169,122,309'Active human-machine interface with force sensor overload protection'20159,056,668'Aircraft control stick operational in active and passive modes'20158,979,019'Aircraft taxi system including drive chain'20158,807,479'Movable bushing interface and taxi drive system'20148,742,711'Active feedback user interface system and gimbal assembly therefor'20148,702,550'Aircraft electric taxi system with friction actuated, bi-directional clutch'20148,702,032'Compact electric taxi assembly for installation on an aircraft'20148,617,019'Aircraft electric taxi system with friction actuated, bi-directional clutch'20138,528,856'Compact electric taxi assembly for installation on an aircraft'20138,485,466'Compact electric taxi assembly for installation on an aircraft'20137,886,519'Solid propellant burn rate, propellant gas flow rate, and propellant gas pressure pulse generation control system and method'20117,766,751'Torque limiting devices for actuators'20107,726,611'Active rudder pedal mechanism with foreign object strike tolerance and articulating brake'20107,690,604'Rudder pedal assembly including non-parallel slide rails'20107,658,365'Assemblies and methods for coupling a component to an actuator'20107,600,737'Cutback poppet valve'20097,493,691'Co-molding metallic-lined phenolic components'20097,357,367'Embedded high temperature valve'20087,269,951'Throat retention apparatus for hot gas applications'20077,178,427'Motor driven harmonic drive actuator having an interposed output mechanism'20077,093,617'Fluidic diverter valve with a non-spherical shuttle element'20067,093,696'Aircraft brake actuator thermal insulator and tangential movement compensator'20067,093,424'Thrust reverser system electro-mechanical brake manual release mechanism'20067,051,512'Fluidic diverter valve with a variable valve-bore clearance'20067,033,133'Air turbine starter having a low differential check valve'20066,974,107'Thrust reverser system actuator having an integral torque limiter'20056,926,036'Fluidic diverter valve with a non-spherical shuttle element'20056,848,651'Electro-hydraulic thrust reverser lock actuation system and method'20056,814,191'Thrust reverser system with a pass-through torque activated brake'20046,786,039'Thrust reverser actuator with an automatic relock and lock drop prevention mechanism'20046,786,315'Thrust reverser system with sequential torque decoupler'20046,688,624'Foot pump scooter'20046,666,307'Thrust reverser system with a pass-through torque activated brake'20036,598,385'Two stage gas pilot valve controlling gas flow to a reaction jet nozzle'20035,927,335'Spherical chamber fluidic ball diverter valve'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2019Based in Phoenix, AZ, US· patent location history
2003–2019Patents assigned to HONEYWELL INT INC (39)· patent assignee history
2013–2014Patents assigned to CHARLES DAVID LANE (4)· patent assignee history
2013–2015Patents assigned to CHRISTENSEN DONALD J (4)· patent assignee history
2013Patents assigned to DEMPSTER JOHN BRIAN (2)· patent assignee history
2014–2015Patents assigned to CHRISTENSEN DONALD JEFFREY (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HONEYWELL INT INC | 39 | 2003–2019 |
| CHARLES DAVID LANE | 4 | 2013–2014 |
| CHRISTENSEN DONALD Jself | 4 | 2013–2015 |
| CHRISTENSEN DONALD JEFFREYself | 3 | 2014–2015 |
| DEMPSTER JOHN BRIAN | 2 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Phoenix, AZ, US | 41 | 1999–2019 |