Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11684266 | Probe for optical spectroscopy | John Charles Clifford Day | 2023-06-27 |
| 11617512 | Probe with a removable tip | John Charles Clifford Day | 2023-04-04 |
| 11180243 | Rotary engine/centrifugal fan aircraft propulsion | — | 2021-11-23 |
| 9772479 | Optical device | Joanne Hutchings, John Charles Clifford Day | 2017-09-26 |
| 7308869 | Radial compression-ignition engine | — | 2007-12-18 |