Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11668322 | Turbomachine | Matthew John Childe | 2023-06-06 |
| 11128198 | Electric motor | Andrew Barnes, Nigel Youatt Dymond | 2021-09-21 |
| 11038385 | Stator assembly | Nigel Youatt Dymond, Andrew Barnes | 2021-06-15 |
| 10855124 | Electric motor | Gary King | 2020-12-01 |
| 9859824 | Drive circuit for a brushless motor having an AC/AC boost converter | Stephen Greetham | 2018-01-02 |
| 9848745 | Compressor flow path | Robert Hill | 2017-12-26 |
| 9742318 | Control of an electric machine | Tuncay Celik | 2017-08-22 |
| 9564778 | Stator core | Howard Charles Fulford, Stephen Greetham, Matthew John Childe | 2017-02-07 |
| 9410442 | Turbomachine | Matthew John Childe | 2016-08-09 |
| 9369011 | Unidirectional electric machine comprising a permanent magnet rotor and stator | Stephen Greetham | 2016-06-14 |
| 9301665 | Vacuum cleaner | James Douglas Chisholm | 2016-04-05 |
| 9169843 | Turbomachine | Roger Michael Dawe | 2015-10-27 |
| 8988021 | Control of a brushless motor | Stephen Greetham, Nicholas Dalibor Tuftnell | 2015-03-24 |
| 8937446 | Control of a brushless permanent-magnet motor | Stephen Greetham | 2015-01-20 |
| 8773052 | Control of a brushless motor | Stephen Greetham, Tuncay Celik | 2014-07-08 |
| 8736200 | Power tuning an electric system | Tuncay Celik | 2014-05-27 |
| 8710778 | Control of an electric machine | Tuncay Celik | 2014-04-29 |
| 8648558 | Control of a brushless motor | Stephen Greetham | 2014-02-11 |
| 8614557 | Control of an electric machine | Tuncay Celik, Yu Chen | 2013-12-24 |
| 8604729 | Control of a permanent-magnet motor | Tuncay Celik, Yu Chen | 2013-12-10 |
| 8561253 | Control of an electric machine | Tuncay Celik, Roger Michael Dawe | 2013-10-22 |
| 8487569 | Control of an electric machine | Roger Michael Dawe | 2013-07-16 |
| 8474095 | Constant-power electric system | Tuncay Celik | 2013-07-02 |
| 8432114 | High-speed electric system | — | 2013-04-30 |
| 8432078 | Stator with asymmetric poles and sensor oriented to more accurately determine position of rotor | Yu Chen, Tuncay Celik, Stephen Greetham | 2013-04-30 |