Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12365453 | Multi-material ducted rotor blade tip extension | Jonathan Andrew Knoll, Robert Glenn Vaughn, William Anthony Amante | 2025-07-22 |
| 12017761 | Rotor centrifugal force retention device | Jonathan Andrew Knoll, Nicholas Ralph Carlson | 2024-06-25 |
| 12012200 | Rotor assembly and method of assembling same | Jonathan Andrew Knoll, Paul Sherrill | 2024-06-18 |
| 11975826 | Electric tiltrotor aircraft with fixed motors | Jonathan Andrew Knoll, Charles Hubert Speller, Grant Michael Beall | 2024-05-07 |
| 11845534 | Slanted duct stators | Karl Schroeder, Jonathan Andrew Knoll | 2023-12-19 |
| 11814163 | Electric tiltrotor aircraft with tilting coaxial motors and gearbox | Jonathan Andrew Knoll, Charles Hubert Speller, Grant Michael Beall | 2023-11-14 |
| 11772804 | Electric tiltrotor aircraft with offset tilting motors | Jonathan Andrew Knoll, Charles Hubert Speller, Grant Michael Beall | 2023-10-03 |
| 11702196 | Rotor system with reconfigurable duct | Brad Joseph Passe, Nicholas Ralph Carlson | 2023-07-18 |
| 11634233 | Distributed battery bank for ducted-rotor aircraft | Nicholas Ralph Carlson, Frank B. Stamps, Jonathan Andrew Knoll | 2023-04-25 |
| 11565799 | Adjustable ducted rotor blade tip extension | Timothy Brian Carr | 2023-01-31 |
| 11530035 | VTOL aircraft having multiple wing planforms | Jonathan Andrew Knoll, Matthew Edward Louis | 2022-12-20 |
| 11492107 | Ducted proprotor systems having adaptive duct geometries | Bradley Joseph Passe, Nicholas Ralph Carlson | 2022-11-08 |
| 11479350 | Tip gap monitoring systems for ducted aircraft | Jonathan Andrew Knoll, Nicholas Ralph Carlson | 2022-10-25 |
| 11459088 | Rotor assembly | Charles Hubert Speller, Jonathan Andrew Knoll | 2022-10-04 |
| 11453491 | Duct vane rotation system | Elizabeth Feeley, Karl Schroeder, Michael Mark Attaway, Joseph Richard Carpenter, Jr. | 2022-09-27 |
| 11454280 | Rotor retention fitting with integral bearing and pitch control | Joseph Richard Carpenter, Jr., Paul Sherrill, Jonathan Andrew Knoll | 2022-09-27 |
| 11440651 | Spherical bearing centrifugal force retention link | Andrew Paul Haldeman, Paul Wayne Woolbright, Timothy McClellan Mosig | 2022-09-13 |
| 11420762 | Rotor assembly | Paul Sherrill, Jonathan Andrew Knoll | 2022-08-23 |
| 11420760 | Sealed coaxial input and output shafts | Charles Hubert Speller | 2022-08-23 |
| 11407504 | Tip gap control systems with inner duct control surfaces | Jonathan Andrew Knoll, Nicholas Ralph Carlson | 2022-08-09 |
| 11370536 | Tip gap control systems with active blade tips | Jonathan Andrew Knoll, Nicholas Ralph Carlson | 2022-06-28 |
| 11273910 | Sacrificial blade tips for ducted aircraft | Jonathan Andrew Knoll, Nicholas Ralph Carlson, Timothy Brian Carr | 2022-03-15 |
| 11203421 | Passive tip gap management systems for ducted aircraft | Jonathan Andrew Knoll, Nicholas Ralph Carlson | 2021-12-21 |
| 11104414 | Rotor assembly and method of assembling same | Jonathan Andrew Knoll, Paul Sherrill | 2021-08-31 |
| 10851841 | Integrated blade root bearing carrier assembly | Jonathan Andrew Knoll, Nicholas Ralph Carlson | 2020-12-01 |