Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270440 | Accessory gearbox engine decoupling mechanism | Todd T. Harder, Yiyi Zhang | 2025-04-08 |
| 12104690 | Epicyclic gear carrier assembly having an integrated lubrication pump | John C. Walters, Todd T. Harder, Eric Kaiser | 2024-10-01 |
| 11939984 | Compressors having multi-speed gearboxes | Scott Hendrik Bouwer, John C. Walters, Steve G. Mackin | 2024-03-26 |
| 11719326 | Demister for a gearing system and method | Patrick M. Ridgley, Craig W. Eiser | 2023-08-08 |
| 11203424 | Slewing mechanical power transmissions for rotorcraft | Patrick R. Darmstadt, Yiyi Zhang | 2021-12-21 |
| 11125314 | Demister for a gearing system and method | Patrick M. Ridgley | 2021-09-21 |
| 10655728 | Reconfigurable lubrication system for tiltrotor transmission | Evan J. Filter | 2020-05-19 |
| 9938004 | Bearing apparatus for power transmissions | Eric Kaiser | 2018-04-10 |
| 9765853 | Power transmissions having pericyclic motion converters | Eric Kaiser | 2017-09-19 |
| 9709136 | Aircraft and planetary gear systems | Scott Hendrik Bouwer, Christopher Charles Pierce | 2017-07-18 |
| 9255626 | Rotorcraft and planetary gear systems | Scott Hendrik Bouwer | 2016-02-09 |
| 7507180 | Epicyclic gear transmission for rotary wing aircraft | — | 2009-03-24 |
| 7309166 | Hub joint for transferring load from a rotating shaft to a stationary body | Peter Holemans, Pierre Minguet | 2007-12-18 |
| 6966865 | High ratio, reduced size epicyclic gear transmission for rotary wing aircraft with improved safety and noise reduction | Raymond Drago, Joseph W. Lenski Jr. | 2005-11-22 |
| 6889808 | Positive locking overrunning clutch mechanism | — | 2005-05-10 |