Daniel Bryan Robertson
75Patents
12h-index
47Co-inventors
84Inventor score
Filing activity: Jan 23, 2003 → Dec 6, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7731121B2 | Propulsive anti-torque system for rotorcraft | Performing Operations; Transporting | 43 | Expired |
| US8469308B2 | Aircraft wing extension and nozzle system | Emerging Cross-Sectional Technologies | 24 | Active |
| US9701406B2 | Convertible tiltrotor aircraft | Performing Operations; Transporting | 21 | Active |
| US10513334B2 | X-tiltwing aircraft | Emerging Cross-Sectional Technologies | 21 | Active |
| US8636246B2 | Aircraft wing extension and nozzle system | Emerging Cross-Sectional Technologies | 21 | Active |
| US7594625B2 | Proprotor blade with leading edge slot | Performing Operations; Transporting | 18 | Expired |
| US10384776B2 | Tiltrotor aircraft having vertical lift and hover augmentation | Emerging Cross-Sectional Technologies | 17 | Active |
| US9334060B2 | Infrared suppressing exhaust system | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US8251305B2 | Rotorcraft with variable incident wing | Performing Operations; Transporting | 15 | Active |
| US8567709B2 | Rotorcraft with variable incident wing | Performing Operations; Transporting | 14 | Active |
| US11091258B2 | VTOL aircraft with tilting rotors and tilting ducted fans | Performing Operations; Transporting | 13 | Active |
| US10421541B2 | Aircraft with tilting cross-flow fan wings | Emerging Cross-Sectional Technologies | 12 | Active |
| US10494095B2 | Hybrid powered unmanned aircraft system | Physics | 11 | Active |
| US10106253B2 | Tilting ducted fan aircraft generating a pitch control moment | Performing Operations; Transporting | 10 | Active |
| USD739335S1 | Tiltrotor aircraft with forward-swept wings | General | 10 | Active |
| US8181755B2 | Dual spring rate damper | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US11072423B1 | Low observable aircraft having a unitary lift fan | Emerging Cross-Sectional Technologies | 9 | Active |
| US10336443B2 | Retractable and deployable flight rotor system | Performing Operations; Transporting | 9 | Active |
| US9290266B2 | Speed control assembly and methods of using same | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US8636243B2 | Anti-torque nozzle system with internal sleeve valve for a rotorcraft | Performing Operations; Transporting | 8 | Active |
| US7828525B2 | Soft in-plane tiltrotor hub | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US10597152B2 | Dual tiltwing aircraft having a quadrilateral linkage | Performing Operations; Transporting | 7 | Active |
| US8857581B2 | Dual spring rate damper | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US10814967B2 | Cargo transportation system having perimeter propulsion | Emerging Cross-Sectional Technologies | 5 | Active |
| US10279900B2 | Rotorcraft variable thrust cross-flow fan systems | Mechanical Engineering; Lighting; Heating | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.